{
    "measurement": [
        {
            "key": "model.layers.0.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.0515446811914444,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.051185011863708496,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.026728002354502678,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.026595551520586014,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.02650294452905655,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.01709524542093277,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.0712495893239975,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.05077889934182167,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.02651645988225937,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.026442455127835274,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.02613804303109646,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.028380703181028366,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.026413120329380035,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.01912635564804077,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.01704813353717327,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.018293945118784904,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.017033999785780907,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.016335979104042053,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.017031703144311905,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.016333987936377525,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.015961075201630592,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.017031151801347733,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.015153263695538044,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.016332529485225677,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.0515446811914444,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.0515446811914444,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.0.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.051888685673475266,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.051526572555303574,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.022455183789134026,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.022337667644023895,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.022252174094319344,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.012493480928242207,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.06880488991737366,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.05109550803899765,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.022266235202550888,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.022196440026164055,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.022422093898057938,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.023228628560900688,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.022173848003149033,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.014676572754979134,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.012448538094758987,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.014703407883644104,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.01243417989462614,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.0116649828851223,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.012432001531124115,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.011663195677101612,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.012290704064071178,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.01243174634873867,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.011411914601922035,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.01166163943707943,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.051888685673475266,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.051888685673475266,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.0.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.16849948465824127,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.1422615498304367,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.11506197601556778,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.09410161525011063,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.07904711365699768,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.05728914216160774,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.15315325558185577,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.10827884823083878,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.08175335824489594,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.06291574239730835,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.07022751867771149,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.08797664940357208,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.054069794714450836,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.038518644869327545,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.03366677835583687,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.048474155366420746,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.019955163821578026,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.016969285905361176,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.0167371928691864,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.01340905949473381,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.026044780388474464,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.015083486214280128,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.01129976473748684,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.00874419417232275,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.25:4b/0.75:2b 32g s4",
                "bpw": 2.6279296875,
                "total_bits": 5511168.0,
                "err": 0.11506197601556778,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        2
                    ],
                    "bits_prop": [
                        0.25,
                        0.75
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.25:4b/0.75:2b 32g s4",
                "bpw": 2.6279296875,
                "total_bits": 5511168.0,
                "err": 0.11506197601556778,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        2
                    ],
                    "bits_prop": [
                        0.25,
                        0.75
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.0.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.018048683181405067,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.01263423077762127,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.009894996881484985,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.009090469218790531,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.007928614504635334,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.005497607868164778,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.011124419048428535,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.009855587966740131,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.008520212024450302,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.00557005824521184,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.005572076886892319,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.005667088087648153,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.0049598971381783485,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.004132694099098444,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.003918378613889217,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.002974356524646282,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.00262974901124835,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.0024836582597345114,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.002298744861036539,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.00218260963447392,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.0018380561377853155,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.0022267652675509453,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.001599636161699891,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.0019581085070967674,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.018048683181405067,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.018048683181405067,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.0.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.15095368027687073,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.14233887195587158,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.13947735726833344,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.12643775343894958,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.06994408369064331,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.06724482029676437,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.07740512490272522,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.0716518983244896,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.07049666345119476,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.0631726086139679,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.060316190123558044,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.03931840509176254,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.03426358848810196,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.03353874385356903,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.03337349742650986,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.01965194195508957,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.017588268965482712,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.01741449534893036,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.01628781482577324,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.016177503392100334,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.010559458285570145,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.011099670082330704,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.010328729636967182,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.00800111424177885,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.07740512490272522,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.07740512490272522,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.0.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.2135459929704666,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.20192590355873108,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.1982744038105011,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.18022024631500244,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.0993751659989357,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.09571931511163712,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.10960973054170609,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.10138368606567383,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.10010822117328644,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.08997305482625961,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.08591287583112717,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.055514488369226456,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.0482499934732914,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.0473635196685791,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.047145843505859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.02768981084227562,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.02414979599416256,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.02392108365893364,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.022250521928071976,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.0221165232360363,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.014405135996639729,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.014213851653039455,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.0141018470749259,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.009066724218428135,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.10960973054170609,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.10960973054170609,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.0.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.09874424338340759,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.08902619034051895,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.08506868034601212,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.07604729384183884,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.043627675622701645,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.040450289845466614,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.05155382677912712,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.04734690114855766,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.04497113823890686,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.038712598383426666,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.03639267385005951,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.026078026741743088,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.022673513740301132,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.02102668769657612,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.020622676238417625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.013113741762936115,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.011357264593243599,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.011256631463766098,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.010464669205248356,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.010187416337430477,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.007228120695799589,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.00778307905420661,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.006716117728501558,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.005920155439525843,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.171877838844477,
                "total_bits": 97927296.0,
                "err": 0.09874424338340759,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.171877838844477,
                "total_bits": 97927296.0,
                "err": 0.09874424338340759,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.1.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.01835786923766136,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.01811937801539898,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.009405337274074554,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.009339241310954094,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.009301544167101383,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.00638729240745306,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.026573050767183304,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.017969967797398567,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.009323090314865112,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.009239871986210346,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.009586967527866364,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.01068209856748581,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.009225845336914062,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.006978969555348158,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.006342307664453983,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.006885370705276728,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.0063219801522791386,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.0061225490644574165,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.0063178567215800285,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.006118907127529383,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.006107494235038757,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.0063170683570206165,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.005860127974301577,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.006116658914834261,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.01835786923766136,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.01835786923766136,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.1.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.012739398516714573,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.012531104497611523,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.006143445614725351,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.0060739414766430855,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.006033618468791246,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.0029974456410855055,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.017146576195955276,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.01240604929625988,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.006055758334696293,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.005971057340502739,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.006155670620501041,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.006752482615411282,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.005957664456218481,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.00361481960862875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.002934891963377595,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.0036319296341389418,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.00290306587703526,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.0026535578072071075,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.002897075843065977,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.0026479451917111874,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.002813484985381365,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.002895891899242997,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.002529246499761939,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.002644306281581521,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.012739398516714573,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.012739398516714573,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.1.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.13531209528446198,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.11281485110521317,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.09222806990146637,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.07550786435604095,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.061972811818122864,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.045931532979011536,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.11655787378549576,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.08375317603349686,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.06411343812942505,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.04854310303926468,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.05299799516797066,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.06566964834928513,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.04104986786842346,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.030116155743598938,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.026953695341944695,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.03529965877532959,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.015827376395463943,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.013632371090352535,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.013230626471340656,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.010853176936507225,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.018161455169320107,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.011838149279356003,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.008739654906094074,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.00705553125590086,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.25:3b/0.75:2b 32g s4",
                "bpw": 2.3779296875,
                "total_bits": 4986880.0,
                "err": 0.11281485110521317,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.25,
                        0.75
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.25:3b/0.75:2b 32g s4",
                "bpw": 2.3779296875,
                "total_bits": 4986880.0,
                "err": 0.11281485110521317,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.25,
                        0.75
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.1.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.05416184663772583,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.036251213401556015,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.02612174116075039,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.024866091087460518,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.02248549647629261,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.014182571321725845,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.03354430943727493,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.030307766050100327,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.025101078674197197,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.016252564266324043,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.016641635447740555,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.017099758610129356,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.015150250867009163,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.011886532418429852,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.011000091210007668,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.008992287330329418,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.00777824642136693,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.007195545360445976,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.006943603046238422,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.006497592199593782,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.005575584247708321,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.0068177999928593636,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.0047263833694159985,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.006026421673595905,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.05416184663772583,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.05416184663772583,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.1.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.150831937789917,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.14197812974452972,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.13905881345272064,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.12602096796035767,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.06979519128799438,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.06705351918935776,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.07708780467510223,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.07149696350097656,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.07038445770740509,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.06299693137407303,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.06014842540025711,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.03934529796242714,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.034501250833272934,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.033774103969335556,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.0336010567843914,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.019740788266062737,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.01819687895476818,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.018035918474197388,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.016942188143730164,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.016844922676682472,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.010884000919759274,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.012129711918532848,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.01066057849675417,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.009398387745022774,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.07708780467510223,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.07708780467510223,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.1.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.18272539973258972,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.17239397764205933,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.16912266612052917,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.1535940170288086,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.0845523551106453,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.08130909502506256,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.09342020004987717,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.08639504760503769,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.08518323302268982,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.07639200985431671,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.07299961894750595,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.04729386419057846,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.041100747883319855,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.0402921661734581,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.040100980550050735,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.02361414209008217,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.020651910454034805,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.02044605277478695,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.01903344690799713,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.018912047147750854,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.01241605170071125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.012333326041698456,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.012150314636528492,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.00809439830482006,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.09342020004987717,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.09342020004987717,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.1.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.058902300894260406,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.049545954912900925,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.03442040830850601,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.030982067808508873,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.024352187290787697,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.017756901681423187,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.04367072507739067,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.0413096658885479,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.026103610172867775,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.020662296563386917,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.01952372118830681,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.017983196303248405,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.01769297569990158,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.012254602275788784,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.01184793096035719,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.010409963317215443,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.008898154832422733,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.006399729289114475,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.008415237069129944,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.005507756024599075,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.007839829660952091,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.008061439730226994,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.00439589936286211,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.004516853950917721,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.171877838844477,
                "total_bits": 97927296.0,
                "err": 0.058902300894260406,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.171877838844477,
                "total_bits": 97927296.0,
                "err": 0.058902300894260406,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.2.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.02984984964132309,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.025242241099476814,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.019668690860271454,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.017578501254320145,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.013558992184698582,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.009593999944627285,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.02192980796098709,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.01956290192902088,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.014180568046867847,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.011218119412660599,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.011370845139026642,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.011214778758585453,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.009434392675757408,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.006781619507819414,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.006004689261317253,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.005658514332026243,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.0039010210894048214,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.0034614233300089836,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.0034960980992764235,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.0030423346906900406,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.003046007826924324,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.003219226375222206,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.0021775350905954838,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.002436487702652812,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.02984984964132309,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.02984984964132309,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.2.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.02951953373849392,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.02519272081553936,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.018371814861893654,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.01643170788884163,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.013059472665190697,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.008621600456535816,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.02254847064614296,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.02052358351647854,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.013712120242416859,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.011122506111860275,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.011575885117053986,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.01155179738998413,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.009754336439073086,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.00641573965549469,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.0053571914322674274,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.00577600346878171,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.0034970156848430634,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.002888739574700594,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.0031402125023305416,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.002492207568138838,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.0030198986642062664,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.002896455582231283,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.0018648435361683369,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.0019028203096240759,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.02951953373849392,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.02951953373849392,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.2.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.17525456845760345,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.15390843152999878,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.14423319697380066,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.12506738305091858,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.08111219108104706,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.071752168238163,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.09858648478984833,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.08991726487874985,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.08313003927469254,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.06664855778217316,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.06274663656949997,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.05032472312450409,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.0431237667798996,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.03897349163889885,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.03792514652013779,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.025203196331858635,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.019805127754807472,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.018940795212984085,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.01683189533650875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.016099460422992706,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.012864596210420132,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.012284788303077221,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.011213739402592182,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.007347128354012966,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031982421875,
                "total_bits": 6358528.0,
                "err": 0.09858648478984833,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031982421875,
                "total_bits": 6358528.0,
                "err": 0.09858648478984833,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.2.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.2237592339515686,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.16963566839694977,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.14761553704738617,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.12565982341766357,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.1016063541173935,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.07907918095588684,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.12627306580543518,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.11527271568775177,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.1060803234577179,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.06986598670482635,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.06778624653816223,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.0652254968881607,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.056606948375701904,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.05046500265598297,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.04894671216607094,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.033419739454984665,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.02867545560002327,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.027262914925813675,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.023353485390543938,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.02234988659620285,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.0194539837539196,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.021435711532831192,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.017677193507552147,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.017462803050875664,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 52434944.0,
                "err": 0.11527271568775177,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 52434944.0,
                "err": 0.11527271568775177,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.2.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.19754347205162048,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.1861264854669571,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.18245258927345276,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.16554643213748932,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.0912209302186966,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.0876825749874115,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.10099603235721588,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.09329365938901901,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.0919729471206665,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.08229773491621017,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.07869166135787964,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.051294948905706406,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.04453928768634796,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.043641552329063416,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.04342043772339821,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.025654075667262077,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.022760940715670586,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.02254117839038372,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.021034322679042816,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.020894287154078484,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.013775684870779514,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.014172355644404888,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.013486603274941444,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.010013602674007416,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.10099603235721588,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.10099603235721588,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.2.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.2341393530368805,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.22117066383361816,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.2170535773038864,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.19728988409042358,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.10871733725070953,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.10456158965826035,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.12004958838224411,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.11103510856628418,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.10954701155424118,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.09821493178606033,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.09386254101991653,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.06076890602707863,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.05279654636979103,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.051759667694568634,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.05151572823524475,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.030318357050418854,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.026344968006014824,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.026070713996887207,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.024218536913394928,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.024061134085059166,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.01575702615082264,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.015427102334797382,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.015413369052112103,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.009712770581245422,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.12004958838224411,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.12004958838224411,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.2.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.209426611661911,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.19013391435146332,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.18292976915836334,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.16519246995449066,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.09524887800216675,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.08871204406023026,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.11140166968107224,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.10189669579267502,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.09799934923648834,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.08475635200738907,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.08014881610870361,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.0564190037548542,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.04897082597017288,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.04593935236334801,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.045222170650959015,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.028650468215346336,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.024489758536219597,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.024316884577274323,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.022499648854136467,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.021959513425827026,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.016015779227018356,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.016248371452093124,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.015067745000123978,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.011971552856266499,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031341552734375,
                "total_bits": 136679456.0,
                "err": 0.11140166968107224,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031341552734375,
                "total_bits": 136679456.0,
                "err": 0.11140166968107224,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.3.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.03743519261479378,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.03332744166254997,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.029433421790599823,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.025646470487117767,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.01753845438361168,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.014724504202604294,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.02449243888258934,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.022040219977498055,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.017925016582012177,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.01460693683475256,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.014252508990466595,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.012493953108787537,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.010629557073116302,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.008613953366875648,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.008075535297393799,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.006295450963079929,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.004681159742176533,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.004337879829108715,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.004113632254302502,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.00377477565780282,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.0033908758778125048,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.003431598888710141,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.0027804067358374596,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.002463374985381961,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.03743519261479378,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.03743519261479378,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.3.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.038030970841646194,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.03339137136936188,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.028564145788550377,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.025009218603372574,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.01740424335002899,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.013992778025567532,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.02550419420003891,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.02298979088664055,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.017842082306742668,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.01454109512269497,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.01423387136310339,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.012863130308687687,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.010976502671837807,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.008482053875923157,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.007796244230121374,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.006408471614122391,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.004544364754110575,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.004089607857167721,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.003997479565441608,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.0035442740190774202,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.003369581187143922,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.0033643688075244427,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.00251317722722888,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.002262231893837452,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.038030970841646194,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.038030970841646194,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.3.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.19701915979385376,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.1779184192419052,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.16999468207359314,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.14951595664024353,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.0924171656370163,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.08462385088205338,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.10952644795179367,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.09931164234876633,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.09393927454948425,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.07828203588724136,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.07391881942749023,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.05610549449920654,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.047477833926677704,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.044307515025138855,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.04352784901857376,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.02809375897049904,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.022456007078289986,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.021790649741888046,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.01950383372604847,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.01897556520998478,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.014282786287367344,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.013409015722572803,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.012821614742279053,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.007960902526974678,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031982421875,
                "total_bits": 6358528.0,
                "err": 0.10952644795179367,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031982421875,
                "total_bits": 6358528.0,
                "err": 0.10952644795179367,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.3.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.18265022337436676,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.14905177056789398,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.13624942302703857,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.11335214972496033,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.08403900265693665,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.07097455859184265,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.10145974159240723,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.09217353165149689,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.08655057847499847,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.062481172382831573,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.057467833161354065,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.05232985317707062,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.04498709365725517,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.04135200381278992,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.04045247659087181,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.026722749695181847,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.022979188710451126,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.02213146537542343,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.019170379266142845,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.01859946921467781,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.015385997481644154,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.016482295468449593,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.014286014251410961,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.013165788725018501,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                "bpw": 2.7191162109375,
                "total_bits": 45619200.0,
                "err": 0.11335214972496033,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.1,
                        0.4,
                        0.5
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                "bpw": 2.7191162109375,
                "total_bits": 45619200.0,
                "err": 0.11335214972496033,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.1,
                        0.4,
                        0.5
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.3.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.22557947039604187,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.21220210194587708,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.20785699784755707,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.18814536929130554,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.10608632862567902,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.10158128291368484,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.11784013360738754,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.10868675261735916,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.10697408765554428,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.0950264111161232,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.09058107435703278,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.060012731701135635,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.05206012353301048,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.05083366483449936,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.05055736377835274,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.030069904401898384,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.02631736919283867,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.026016656309366226,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.02410886436700821,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.023932715877890587,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.016039112582802773,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.016110733151435852,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.01564013585448265,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.011004811152815819,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.11784013360738754,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.11784013360738754,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.3.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.25898507237434387,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.24388381838798523,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.2389926016330719,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.21641471982002258,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.12174438685178757,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.11665821075439453,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.13491374254226685,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.1247396469116211,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.12278290838003159,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.1091218963265419,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.10399686545133591,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.06861498951911926,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.05953984335064888,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.05817513167858124,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.0578562431037426,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.03427678346633911,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.029601365327835083,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.029246464371681213,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.026997525244951248,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.026795020326972008,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.01784905232489109,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.01733546517789364,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.017379460856318474,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.010848021134734154,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5313862645348837,
                "total_bits": 159225856.0,
                "err": 0.1091218963265419,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5313862645348837,
                "total_bits": 159225856.0,
                "err": 0.1091218963265419,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.3.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.11438062787055969,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.10213244706392288,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.09327191114425659,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.08313842862844467,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.05189353972673416,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.04599585756659508,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.06900178641080856,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.06266926229000092,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.05370228365063667,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.045092277228832245,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.04254325479269028,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.033170733600854874,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.029180515557527542,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.02531423047184944,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.024216922000050545,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.016863690689206123,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.013566341251134872,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.013108323328197002,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.012279577553272247,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.011523048393428326,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.009294652380049229,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.009500990621745586,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.00804077833890915,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.0067343441769480705,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.171877838844477,
                "total_bits": 97927296.0,
                "err": 0.11438062787055969,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.171877838844477,
                "total_bits": 97927296.0,
                "err": 0.11438062787055969,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.4.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.06332339346408844,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.05757429823279381,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.054081693291664124,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.04787634313106537,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.02973179891705513,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.026809638366103172,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.03624027594923973,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.03346862271428108,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.030217941850423813,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.025498399510979652,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.024234643206000328,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.018521009013056755,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.01608394645154476,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.01432099286466837,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.013882969506084919,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.009275957942008972,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.0074408468790352345,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.00712543586269021,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.006597401574254036,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.00630901288241148,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.004850080236792564,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.0048398650251328945,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.0042513152584433556,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.003182054031640291,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.06332339346408844,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.06332339346408844,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.4.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.07192264497280121,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.0643751472234726,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.06012450158596039,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.052720773965120316,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.03327716514468193,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.02964801713824272,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.04094409570097923,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.03766077756881714,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.03389640152454376,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.02802315168082714,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.026632104068994522,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.020706215873360634,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.01798289641737938,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.015993250533938408,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.015477904118597507,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.010353153571486473,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.008175498805940151,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.007804662920534611,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.007104469928890467,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.006764892488718033,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.005330887157469988,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.005171317607164383,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.004635274410247803,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.0031641165260225534,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.07192264497280121,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.07192264497280121,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.4.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.2107476443052292,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.19322524964809418,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.18625646829605103,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.16545581817626953,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.09902696311473846,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.09213828295469284,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.11407171934843063,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.10493841767311096,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.10037371516227722,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.08556874096393585,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.08085848391056061,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.05813949182629585,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.050103772431612015,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.04740789160132408,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.0467698909342289,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.029101606458425522,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.02406802587211132,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.023491863161325455,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.021258430555462837,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.020823035389184952,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.014874021522700787,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.014286678284406662,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.013789999298751354,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.00860561616718769,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031982421875,
                "total_bits": 6358528.0,
                "err": 0.11407171934843063,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031982421875,
                "total_bits": 6358528.0,
                "err": 0.11407171934843063,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.4.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.20506733655929565,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.16987957060337067,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.15625737607479095,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.12460354715585709,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.09544305503368378,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.08199670910835266,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.11711984127759933,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.10387865453958511,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.09779707342386246,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.06906570494174957,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.06487732380628586,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.059891168028116226,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.05110607668757439,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.047360192984342575,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.04644651338458061,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.03133465349674225,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.026912696659564972,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.02606077864766121,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.022415030747652054,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.02181898057460785,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.019014116376638412,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.019807133823633194,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.017911940813064575,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.01631208509206772,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031341552734375,
                "total_bits": 50857472.0,
                "err": 0.11711984127759933,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031341552734375,
                "total_bits": 50857472.0,
                "err": 0.11711984127759933,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.4.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.2417636662721634,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.22717058658599854,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.2225237339735031,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.20119455456733704,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.11406899243593216,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.10910637676715851,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.1264764815568924,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.11687100678682327,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.11507241427898407,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.1018129512667656,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.09691710770130157,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.06433680653572083,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.0559135340154171,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.05464942753314972,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.05436098203063011,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.03221730887889862,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.028170177713036537,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.027848126366734505,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.025697246193885803,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.02550547383725643,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.016986219212412834,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.017044102773070335,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.016569038853049278,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.01140655018389225,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1251362645348837,
                "total_bits": 140908544.0,
                "err": 0.11687100678682327,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1251362645348837,
                "total_bits": 140908544.0,
                "err": 0.11687100678682327,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.4.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.2785564064979553,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.2617899179458618,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.2565643787384033,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.2320770025253296,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.13142140209674835,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.12574811279773712,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.14542178809642792,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.13454477488994598,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.13255302608013153,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.11738330870866776,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.11160755157470703,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.07379491627216339,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.06421472132205963,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.06279382109642029,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.0624561607837677,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.03685763478279114,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.0318794772028923,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.03151172772049904,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.028976989910006523,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.02876192145049572,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.019032446667551994,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.018564732745289803,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.018559126183390617,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.011458156630396843,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5313862645348837,
                "total_bits": 159225856.0,
                "err": 0.11738330870866776,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5313862645348837,
                "total_bits": 159225856.0,
                "err": 0.11738330870866776,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.4.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.25743478536605835,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.23153939843177795,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.22174009680747986,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.19994297623634338,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.11753653734922409,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.10855545103549957,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.13788293302059174,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.126409113407135,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.12131012976169586,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.10337325185537338,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.09756104648113251,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.06989564746618271,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.06062757968902588,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.056633368134498596,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.05567900836467743,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.03510482609272003,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.029850903898477554,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.02966287173330784,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.027105208486318588,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.026387399062514305,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.01895272731781006,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.01943461410701275,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.017651639878749847,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.013841300271451473,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:4b/0.95:3b 32g s4",
                "bpw": 3.171877838844477,
                "total_bits": 143016064.0,
                "err": 0.12131012976169586,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.1:4b/0.9:3b 32g s4",
                "bpw": 3.230017373728198,
                "total_bits": 145637504.0,
                "err": 0.11753653734922409,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.5.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.06443937122821808,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.05931231752038002,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.05565643683075905,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.04955591633915901,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.030382506549358368,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.027509236708283424,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.03736312687397003,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.03461504355072975,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.030810141935944557,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.026446998119354248,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.025202816352248192,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.01906881108880043,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.01665203832089901,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.01471068523824215,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.014221693389117718,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.00956894550472498,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.007779226638376713,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.007445854134857655,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.007015001028776169,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.006707187741994858,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.005076719913631678,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.00524775218218565,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.004459287505596876,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.003668236080557108,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.06443937122821808,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.06443937122821808,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.5.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.06042911112308502,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.05523372441530228,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.051389697939157486,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.04554392397403717,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.028151823207736015,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.02524111047387123,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.03509887680411339,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.03249175101518631,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.028567293658852577,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.02429600991308689,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.02313421294093132,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.017677707597613335,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.015519307926297188,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.013517037965357304,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.013022532686591148,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.00882752239704132,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.0069656712003052235,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.006624938920140266,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.006190737243741751,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.005874703638255596,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.004591500386595726,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.00452544167637825,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.003976072650402784,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.0028566191904246807,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.06042911112308502,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.06042911112308502,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.5.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.23218286037445068,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.21403875946998596,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.20734557509422302,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.18445217609405518,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.1090502217411995,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.10214686393737793,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.12575092911720276,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.11411906033754349,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.11053379625082016,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.09476129710674286,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.08976669609546661,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.06413249671459198,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.05457291379570961,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.05228692293167114,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.0517120435833931,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.032108936458826065,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.026506522670388222,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.025964470580220222,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.0235306229442358,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.02314906381070614,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.016424594447016716,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.015618021599948406,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.01527592446655035,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.0094336848706007,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1279296875,
                "total_bits": 6559744.0,
                "err": 0.11411906033754349,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1279296875,
                "total_bits": 6559744.0,
                "err": 0.11411906033754349,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.5.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.17685294151306152,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.15406355261802673,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.14515599608421326,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.11647310853004456,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.08143898844718933,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.07289251685142517,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.09707196801900864,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.08886751532554626,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.08410327881574631,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.06412162631750107,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.057320527732372284,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.05013028904795647,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.043344464153051376,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.039947833865880966,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.0391353964805603,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.025468163192272186,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.02206920087337494,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.021411878988146782,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.018971219658851624,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.018442070111632347,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.01443847268819809,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.015681592747569084,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.013402917422354221,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.012405660934746265,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                "bpw": 2.7191162109375,
                "total_bits": 45619200.0,
                "err": 0.11647310853004456,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.1,
                        0.4,
                        0.5
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                "bpw": 2.7191162109375,
                "total_bits": 45619200.0,
                "err": 0.11647310853004456,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.1,
                        0.4,
                        0.5
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.5.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.22359852492809296,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.20990276336669922,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.205328106880188,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.18537352979183197,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.10594696551561356,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.1011749729514122,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.11758335679769516,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.10883898288011551,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.10695996880531311,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.09437281638383865,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.0897219181060791,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.06008218228816986,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.052274368703365326,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.050983164459466934,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.05068698525428772,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.03005100041627884,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.026628000661730766,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.026306618005037308,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.02433042787015438,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.02414592169225216,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.016023024916648865,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.01665477827191353,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.015598531812429428,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.011770948767662048,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.11758335679769516,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.11758335679769516,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.5.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.27747994661331177,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.2605046033859253,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.25494781136512756,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.23034484684467316,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.13127541542053223,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.1253950446844101,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.145718052983284,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.13472050428390503,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.13244298100471497,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.11693134158849716,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.11116431653499603,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.07403059303760529,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.06435336172580719,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.06278662383556366,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.062417663633823395,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.037004344165325165,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.03194611892104149,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.031538255512714386,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.028975967317819595,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.02873942442238331,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.019202198833227158,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.018709518015384674,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.0186676774173975,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.011658422648906708,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5313862645348837,
                "total_bits": 159225856.0,
                "err": 0.11693134158849716,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5313862645348837,
                "total_bits": 159225856.0,
                "err": 0.11693134158849716,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.5.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.24665915966033936,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.21857735514640808,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.20837220549583435,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.18588034808635712,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.1123887225985527,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.1027936339378357,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.13128790259361267,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.12111025303602219,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.11646447330713272,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.0969693511724472,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.09094611555337906,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.06702423840761185,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.05821925029158592,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.05427028611302376,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.0533120259642601,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.033770643174648285,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.028755372390151024,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.028604310005903244,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.025791063904762268,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.025072554126381874,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.018422747030854225,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.018933573737740517,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.01719764620065689,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.013695038855075836,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 140918912.0,
                "err": 0.12111025303602219,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 140918912.0,
                "err": 0.12111025303602219,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.6.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.07134174555540085,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.06554526835680008,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.06201116740703583,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.05518077313899994,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.03363038972020149,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.030688541010022163,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.04054129123687744,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.037431471049785614,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.0341060608625412,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.02913525141775608,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.0276933666318655,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.02067527174949646,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.017939487472176552,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.016208987683057785,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.015781093388795853,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.010340792126953602,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.008455454371869564,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.008143141865730286,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.007560040336102247,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.007283533923327923,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.005421033129096031,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.005486424081027508,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.004831667058169842,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.003690549172461033,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.07134174555540085,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.07134174555540085,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.6.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.07057995349168777,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.06403092294931412,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.06024453043937683,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.053148381412029266,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.03273513540625572,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.02961108274757862,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.03993598371744156,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.03685860335826874,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.033304497599601746,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.02807190828025341,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.026673289015889168,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.020258110016584396,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.017603006213903427,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.015777522698044777,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.015301109291613102,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.010153635405004025,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.008135680109262466,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.007799661718308926,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.007178628817200661,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.006888618227094412,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.005254840012639761,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.005199046805500984,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.004618953913450241,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.0033402983099222183,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.07057995349168777,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.07057995349168777,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.6.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.21940584480762482,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.20250903069972992,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.19610869884490967,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.1748703122138977,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.10357871651649475,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.09691504389047623,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.11910523474216461,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.10887662321329117,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.10484466701745987,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.09014247357845306,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.085489921271801,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.06071928143501282,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.052185915410518646,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.049642689526081085,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.04902143403887749,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.030412010848522186,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.025123264640569687,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.024574339389801025,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.022332295775413513,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.021920757368206978,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.015545934438705444,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.014817317947745323,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.01446698047220707,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.00885627418756485,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031982421875,
                "total_bits": 6358528.0,
                "err": 0.11910523474216461,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031982421875,
                "total_bits": 6358528.0,
                "err": 0.11910523474216461,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.6.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.18718932569026947,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.1621657758951187,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.15221722424030304,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.12489593029022217,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.08686425536870956,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.07686102390289307,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.10467781126499176,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.09422460943460464,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.08859711140394211,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.06835513561964035,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.06208515167236328,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.053731974214315414,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.04601113870739937,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.04268631711602211,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.041877057403326035,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.027526305988430977,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.02359093725681305,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.022905655205249786,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.02028835006058216,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.01977137289941311,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.015952669084072113,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.01674991101026535,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.014949331991374493,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.013294353149831295,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031341552734375,
                "total_bits": 50857472.0,
                "err": 0.10467781126499176,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031341552734375,
                "total_bits": 50857472.0,
                "err": 0.10467781126499176,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.6.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.20963609218597412,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.1967342644929886,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.1923506259918213,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.17379948496818542,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.09933458268642426,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.09476719051599503,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.11052794754505157,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.10223987698554993,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.10023906081914902,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.08847659826278687,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.08412587642669678,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.05644078925251961,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.049102455377578735,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.04780762270092964,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.04749847576022148,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.02824004739522934,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.02499481849372387,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.024682674556970596,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.022843532264232635,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.022657962515950203,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.0150977224111557,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.015685899183154106,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.01467160414904356,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.011127840727567673,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.11052794754505157,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.11052794754505157,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.6.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.27025166153907776,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.2537742555141449,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.2483244091272354,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.22444862127304077,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.1278429478406906,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.12202892452478409,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.14206314086914062,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.13134929537773132,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.12902472913265228,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.11392933130264282,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.10831138491630554,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.07223980128765106,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.06276408582925797,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.0611676350235939,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.060790978372097015,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.03605029359459877,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.031100254505872726,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.03070310316979885,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.028216926380991936,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.027974147349596024,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.018650971353054047,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.018220262601971626,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.018102269619703293,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.011334896087646484,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5313862645348837,
                "total_bits": 159225856.0,
                "err": 0.11392933130264282,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5313862645348837,
                "total_bits": 159225856.0,
                "err": 0.11392933130264282,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.6.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.24133236706256866,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.2151346653699875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.205501526594162,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.18309111893177032,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.11022786051034927,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.10131826996803284,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.12927600741386414,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.11840389668941498,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.11387445032596588,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.09553661942481995,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.08947168290615082,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.06585682928562164,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.05707007274031639,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.05339157581329346,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.052489690482616425,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.033291637897491455,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.028614990413188934,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.028463559225201607,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.02583838440477848,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.025177378207445145,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.018493453040719032,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.019218923524022102,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.017320945858955383,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.014377596788108349,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 140918912.0,
                "err": 0.11840389668941498,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 140918912.0,
                "err": 0.11840389668941498,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.7.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.07926647365093231,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.07379167526960373,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.07071942090988159,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.06348370015621185,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.03744921460747719,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.0348266139626503,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.04385857656598091,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.04070327430963516,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.03787597268819809,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.03305675461888313,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.031477414071559906,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.022388463839888573,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.019543621689081192,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.01799960248172283,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.0176189374178648,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.011212339624762535,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.009270722977817059,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.00899257231503725,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.00837669800966978,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.008131580427289009,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.005834618117660284,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.0058046686463057995,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.005324193276464939,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.0037406934425234795,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.07926647365093231,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.07926647365093231,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.7.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.076785147190094,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.07111968100070953,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.06794434785842896,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.060621477663517,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.03585813567042351,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.03324891999363899,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.04238280653953552,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.03917449712753296,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.03630046546459198,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.03140418976545334,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.029830386862158775,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.02135256677865982,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.01869957521557808,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.017236867919564247,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.016881410032510757,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.010708657093346119,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.0088302968069911,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.008554150350391865,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.007920202799141407,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.007685557473450899,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.005559628829360008,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.005477238912135363,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.005087230820208788,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.0034517187159508467,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.076785147190094,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.076785147190094,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.7.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.23749670386314392,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.22042638063430786,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.2141454666852951,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.19172920286655426,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.11167817562818527,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.10529834777116776,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.12706232070922852,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.11641138792037964,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.11295794695615768,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.09794361889362335,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.09313234686851501,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.0648428201675415,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.05563421547412872,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.053421590477228165,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.052867159247398376,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.03243054077029228,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.026997480541467667,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.026497242972254753,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.024136608466506004,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.02377156913280487,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.01652396097779274,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.01572355069220066,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.015518603846430779,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.009282099083065987,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1279296875,
                "total_bits": 6559744.0,
                "err": 0.11641138792037964,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1279296875,
                "total_bits": 6559744.0,
                "err": 0.11641138792037964,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.7.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.21411347389221191,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.19089831411838531,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.18272094428539276,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.15531966090202332,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.0991462916135788,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.09083860367536545,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.11446603387594223,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.10496459156274796,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.10117066651582718,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.08157722651958466,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.0751064345240593,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.05875233933329582,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.05085485056042671,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.048195723444223404,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.04756518453359604,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.02962224930524826,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.02598581649363041,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.025411415845155716,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.022687865421175957,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.022288085892796516,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.016456175595521927,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.017550911754369736,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.015663091093301773,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.013409440405666828,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031341552734375,
                "total_bits": 50857472.0,
                "err": 0.11446603387594223,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031341552734375,
                "total_bits": 50857472.0,
                "err": 0.11446603387594223,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.7.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.20035649836063385,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.18806317448616028,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.18395376205444336,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.16632142663002014,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.09473411738872528,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.09041944891214371,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.1053563579916954,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.09739410132169724,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.09560047090053558,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.08443288505077362,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.08035038411617279,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.05372563377022743,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.04670846462249756,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.04550967365503311,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.04523099213838577,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.026881089434027672,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.023652393370866776,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.023365342989563942,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.02160809189081192,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.02142680250108242,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.014297645539045334,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.01465601846575737,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.013894125819206238,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.01017626840621233,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.1053563579916954,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.1053563579916954,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.7.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.2701250910758972,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.253938227891922,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.24854740500450134,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.22480590641498566,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.12765350937843323,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.12197276204824448,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.1418173462152481,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.13111943006515503,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.12884971499443054,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.11395937204360962,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.10840793699026108,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.07210028171539307,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.06262440979480743,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.06106511875987053,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.060695063322782516,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.03600887209177017,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.031077805906534195,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.030686594545841217,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.028247786685824394,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.028010616078972816,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.0186769999563694,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.018238522112369537,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.01813350059092045,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.011393509805202484,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5313862645348837,
                "total_bits": 159225856.0,
                "err": 0.11395937204360962,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5313862645348837,
                "total_bits": 159225856.0,
                "err": 0.11395937204360962,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.7.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.23685303330421448,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.21172292530536652,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.20243901014328003,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.18091510236263275,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.10849804431200027,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.09978672116994858,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.12715253233909607,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.11664239317178726,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.11213532835245132,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.09441763162612915,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.08858513087034225,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.0649646446108818,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.05627286434173584,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.05258976295590401,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.0517168827354908,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.032861147075891495,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.028182458132505417,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.028003325685858727,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.02551271952688694,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.0248318649828434,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.01829337887465954,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.018915176391601562,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.017119668424129486,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.014081341214478016,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 140918912.0,
                "err": 0.11664239317178726,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 140918912.0,
                "err": 0.11664239317178726,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.8.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.07596584409475327,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.07007786631584167,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.06714461743831635,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.06019497662782669,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.03577350080013275,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.033170185983181,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.04317223280668259,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.038829416036605835,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.0365462601184845,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.031398218125104904,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.03005465865135193,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.02210678905248642,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.018711023032665253,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.017226319760084152,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.016858788207173347,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.0110857542604208,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.008943883702158928,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.00870716292411089,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.008065497502684593,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.007833361625671387,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.0058261011727154255,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.005686208605766296,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.0052068340592086315,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.0037927585653960705,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.07596584409475327,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.07596584409475327,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.8.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.07450142502784729,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.06856897473335266,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.0650126039981842,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.05793570354580879,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.03471757471561432,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.03185534104704857,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.041378818452358246,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.038539692759513855,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.03517580032348633,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.030225226655602455,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.02868049219250679,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.020919224247336388,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.018353354185819626,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.016665730625391006,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.01624971441924572,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.010470039211213589,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.008503856137394905,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.008197026327252388,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.007573944982141256,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.007300129160284996,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.005405707284808159,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.005258585792034864,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.004869810305535793,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.003203015774488449,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.07450142502784729,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.07450142502784729,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.8.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.2353893667459488,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.21803821623325348,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.2112506926059723,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.18888431787490845,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.11101846396923065,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.10416755825281143,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.12755422294139862,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.11657769232988358,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.11228226125240326,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.0970175489783287,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.0922975018620491,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.06530538201332092,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.055780135095119476,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.05311279371380806,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.05246582627296448,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.032614585012197495,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.026892174035310745,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.026330573484301567,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.023996837437152863,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.02356436289846897,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.016703322529792786,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.01582438498735428,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.015517564490437508,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.009425155818462372,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1279296875,
                "total_bits": 6559744.0,
                "err": 0.11657769232988358,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1279296875,
                "total_bits": 6559744.0,
                "err": 0.11657769232988358,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.8.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.21295587718486786,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.1889917552471161,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.17913900315761566,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.1551329493522644,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.09890538454055786,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.08928856253623962,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.11687145382165909,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.10697543621063232,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.10106539726257324,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.08197372406721115,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.07700005918741226,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.06022997945547104,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.05221540480852127,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.04857683554291725,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.04770473763346672,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.030617602169513702,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.02687690407037735,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.02616608515381813,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.023813728243112564,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.02327900007367134,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.017501138150691986,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.019074922427535057,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.016451748088002205,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.015187138691544533,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031341552734375,
                "total_bits": 50857472.0,
                "err": 0.11687145382165909,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031341552734375,
                "total_bits": 50857472.0,
                "err": 0.11687145382165909,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.8.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.22541086375713348,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.21159790456295013,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.2069171965122223,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.18714767694473267,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.1073119044303894,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.10241026431322098,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.11981233954429626,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.11054578423500061,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.10830636322498322,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.09576378762722015,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.09133300185203552,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.06175047904253006,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.05386556312441826,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.05239688977599144,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.052061788737773895,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.0311118196696043,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.028600161895155907,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.028272034600377083,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.02646738477051258,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.026254970580339432,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.01748507469892502,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.019516926258802414,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.017008356750011444,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.015449853613972664,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.11981233954429626,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.11981233954429626,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.8.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.2796771824359894,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.2628765106201172,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.25726884603500366,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.23283974826335907,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.13245642185211182,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.1264609694480896,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.14721347391605377,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.13615109026432037,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.13366086781024933,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.11815381050109863,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.11253546923398972,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.07503169775009155,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.06514637172222137,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.06339924782514572,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.06300274282693863,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.037528056651353836,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.032436441630125046,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.03201577067375183,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.029507046565413475,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.02924523688852787,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.01963072270154953,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.019310522824525833,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.019043125212192535,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.012404488399624825,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5313862645348837,
                "total_bits": 159225856.0,
                "err": 0.11815381050109863,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5313862645348837,
                "total_bits": 159225856.0,
                "err": 0.11815381050109863,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.8.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.09456131607294083,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.0938773974776268,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.029855456203222275,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.029491711407899857,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.0285917017608881,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.005406854674220085,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.09626249969005585,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.09305036067962646,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.028744246810674667,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.028433475643396378,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.028503689914941788,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.028494346886873245,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.02819906361401081,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.007269924972206354,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.003377942368388176,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.006890760734677315,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.002534301718696952,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.0017085266299545765,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.0024377244990319014,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.0015402451390400529,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.002362702740356326,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.002286989241838455,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.0011848267167806625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.0011644762707874179,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.171877838844477,
                "total_bits": 97927296.0,
                "err": 0.09456131607294083,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.171877838844477,
                "total_bits": 97927296.0,
                "err": 0.09456131607294083,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.9.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.08846572041511536,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.08207321912050247,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.07893195748329163,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.07071974128484726,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.041867442429065704,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.03904131054878235,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.048856042325496674,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.04491487145423889,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.04236576333642006,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.0367201529443264,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.034928709268569946,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.024861525744199753,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.021527517586946487,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.020129874348640442,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.019792115315794945,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.012426195666193962,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.010401111096143723,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.010138357058167458,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.009354151785373688,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.009138708934187889,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.0065009696409106255,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.006488627754151821,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.006022689864039421,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.004281836096197367,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.08846572041511536,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.08846572041511536,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.9.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.08551570028066635,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.07903925329446793,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.07510839402675629,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.06694434583187103,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.03995528817176819,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.036886006593704224,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.0476461797952652,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.04410813748836517,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.0405128188431263,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.03485849127173424,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.033085450530052185,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.02398393489420414,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.020943840965628624,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.019183073192834854,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.01873566024005413,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.012001191265881062,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.009822099469602108,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.009483478963375092,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.008772923611104488,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.008475340902805328,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.006222590338438749,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.006085934583097696,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.0056480709463357925,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.00376211223192513,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.08551570028066635,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.08551570028066635,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.9.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.25713443756103516,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.23912093043327332,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.23254172503948212,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.2082996368408203,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.1214953064918518,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.1147637665271759,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.1380244493484497,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.1262437105178833,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.12296222895383835,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.10653718560934067,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.10128489881753922,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.0704524964094162,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.060303233563899994,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.05816090852022171,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.05764499306678772,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.03519962728023529,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.02933734469115734,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.028832970187067986,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.026186082512140274,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.02583996020257473,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.01793098635971546,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.016944434493780136,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.016901668161153793,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.009930131956934929,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.1:4b/0.9:3b 32g s4",
                "bpw": 3.2216796875,
                "total_bits": 6756352.0,
                "err": 0.1214953064918518,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.1:4b/0.9:3b 32g s4",
                "bpw": 3.2216796875,
                "total_bits": 6756352.0,
                "err": 0.1214953064918518,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.9.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.21493150293827057,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.1912865936756134,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.18251915276050568,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.16417790949344635,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.09995709359645844,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.09053304046392441,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.11539969593286514,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.10618242621421814,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.10196976363658905,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.08437322825193405,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.08013299107551575,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.059251319617033005,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.0512334443628788,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.04842051863670349,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.047745056450366974,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.029701190069317818,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.025757556781172752,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.025148434564471245,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.022763263434171677,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.02234686352312565,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.016170473769307137,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.01702331379055977,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.0152695057913661,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.012599538080394268,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031341552734375,
                "total_bits": 50857472.0,
                "err": 0.11539969593286514,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031341552734375,
                "total_bits": 50857472.0,
                "err": 0.11539969593286514,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.9.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.21192054450511932,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.19882263243198395,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.19443605840206146,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.17553074657917023,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.100309357047081,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.09568867832422256,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.11182492971420288,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.10326126962900162,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.10127446800470352,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.08927156031131744,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.08494701236486435,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.056938886642456055,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.04943114519119263,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.0481138601899147,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.047806158661842346,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.028557991608977318,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.024781232699751854,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.024466130882501602,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.02253604866564274,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.022343583405017853,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.015102650038897991,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.015005598776042461,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.014664726331830025,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.009989437647163868,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.11182492971420288,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.11182492971420288,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.9.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.2787718176841736,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.2617291808128357,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.25612303614616394,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.23147201538085938,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.13208825886249542,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.12606796622276306,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.1465795636177063,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.1356946974992752,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.13332407176494598,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.11763148009777069,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.11181598901748657,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.07454149425029755,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.0648297592997551,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.0631871223449707,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.06279950588941574,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.03721928223967552,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.03211977332830429,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.03170240297913551,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.029123026877641678,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.028872765600681305,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.019221434369683266,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.018791869282722473,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.018659014254808426,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.01165022049099207,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5313862645348837,
                "total_bits": 159225856.0,
                "err": 0.11763148009777069,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5313862645348837,
                "total_bits": 159225856.0,
                "err": 0.11763148009777069,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.9.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.2544926404953003,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.2278284877538681,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.21778792142868042,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.19475027918815613,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.11696688830852509,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.10750627517700195,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.13724906742572784,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.1258525848388672,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.12082865089178085,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.10161034762859344,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.09524492174386978,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.06982320547103882,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.06045155972242355,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.056429505348205566,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.055446989834308624,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.03518885001540184,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.029747193679213524,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.029568158090114594,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.026765594258904457,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.026020018383860588,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.01919594407081604,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.019381916150450706,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.01790488325059414,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.013788571581244469,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:4b/0.95:3b 32g s4",
                "bpw": 3.171877838844477,
                "total_bits": 143016064.0,
                "err": 0.12082865089178085,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:4b/0.95:3b 32g s4",
                "bpw": 3.171877838844477,
                "total_bits": 143016064.0,
                "err": 0.12082865089178085,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.10.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.0697208046913147,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.0643630176782608,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.061524853110313416,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.0549355112016201,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.03297223150730133,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.03049791231751442,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.03913760930299759,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.03581302613019943,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.033414095640182495,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.028749514371156693,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.02737008035182953,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.019924718886613846,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.01725856401026249,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.01594294235110283,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.015623848885297775,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.01000871043652296,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.008383591659367085,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.008143982850015163,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.007550956215709448,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.007349771447479725,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.005307919345796108,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.005463168025016785,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.004859934560954571,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.0038412907160818577,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.0697208046913147,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.0697208046913147,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.10.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.07810463756322861,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.07166469842195511,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.06780651211738586,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.06021959334611893,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.036397580057382584,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.03320645913481712,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.044046152383089066,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.04064495489001274,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.036892663687467575,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.03153280168771744,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.030015243217349052,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.022268373519182205,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.019403638318181038,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.01750222221016884,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.017004042863845825,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.011144272983074188,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.009004347957670689,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.00865353923290968,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.008023814298212528,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.00770579231902957,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.005783041473478079,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.005711445119231939,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.005165064241737127,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.0036346616689115763,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.07810463756322861,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.07810463756322861,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.10.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.2201356142759323,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.20374202728271484,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.1973833292722702,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.17641347646713257,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.10365477949380875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.09736630320549011,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.11968903243541718,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.10892514139413834,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.10499674081802368,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.09063726663589478,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.08609654009342194,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.061059702187776566,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.05207029730081558,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.04967067763209343,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.04907971993088722,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.030489254742860794,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.025126969441771507,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.024601725861430168,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.022421834990382195,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.022037744522094727,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.015570015646517277,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.014797358773648739,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.014446264132857323,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.008814520202577114,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031982421875,
                "total_bits": 6358528.0,
                "err": 0.11968903243541718,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031982421875,
                "total_bits": 6358528.0,
                "err": 0.11968903243541718,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.10.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.20762142539024353,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.17981718480587006,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.16534313559532166,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.14177583158016205,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.09566706418991089,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.08326825499534607,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.1237446591258049,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.1101253554224968,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.0987166315317154,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.07800479233264923,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.07415292412042618,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.06365750730037689,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.05379186198115349,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.047228217124938965,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.0455700159072876,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.032691240310668945,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.026534095406532288,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.025450287386775017,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.02342168241739273,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.022420700639486313,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.01901099644601345,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.01963140442967415,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.01694844290614128,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.015628209337592125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 52434944.0,
                "err": 0.1101253554224968,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 52434944.0,
                "err": 0.1101253554224968,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.10.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.20458996295928955,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.19206541776657104,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.18787722289562225,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.16974839568138123,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.0970141664147377,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.09258583933115005,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.10782218724489212,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.09981836378574371,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.0979064404964447,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.08646132797002792,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.0821835920214653,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.05496616289019585,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.04783723130822182,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.04659218341112137,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.046291984617710114,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.02747611328959465,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.024116331711411476,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.02381405234336853,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.021992934867739677,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.021799158304929733,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.014492920599877834,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.014780641533434391,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.014079932123422623,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.01007247157394886,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.10782218724489212,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.10782218724489212,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.10.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.2756986618041992,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.2592776119709015,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.25377586483955383,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.22965693473815918,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.13077232241630554,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.12491913139820099,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.14526066184043884,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.13419482111930847,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.1319330483675003,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.11665146797895432,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.11100045591592789,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.07383140176534653,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.0641409307718277,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.06257142126560211,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.06220421940088272,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.036897171288728714,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.03184143826365471,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.03144237399101257,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.028926439583301544,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.028684964403510094,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.01916315406560898,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.018677968531847,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.018623843789100647,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.011656136251986027,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5313862645348837,
                "total_bits": 159225856.0,
                "err": 0.11665146797895432,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5313862645348837,
                "total_bits": 159225856.0,
                "err": 0.11665146797895432,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.10.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.2642398476600647,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.235836923122406,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.22582094371318817,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.20113223791122437,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.12155022472143173,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.11171294003725052,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.14138293266296387,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.12995167076587677,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.12546484172344208,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.10492117702960968,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.09809944778680801,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.07207279652357101,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.06246134266257286,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.058663297444581985,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.05775153636932373,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.036247219890356064,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.030962670221924782,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.030825067311525345,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.027737755328416824,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.02703593298792839,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.019657272845506668,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.02016017958521843,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.018438851460814476,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.014454521238803864,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.520715048146802,
                "total_bits": 158744704.0,
                "err": 0.10492117702960968,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.520715048146802,
                "total_bits": 158744704.0,
                "err": 0.10492117702960968,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.11.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.09196139127016068,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.08483471721410751,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.08125782757997513,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.07246057689189911,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.0432903878390789,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.040163375437259674,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.05081793665885925,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.04675538092851639,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.04384171962738037,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.03772937133908272,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.03578509762883186,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.025887465104460716,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.022455498576164246,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.0208817757666111,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.02049916237592697,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.012959077022969723,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.010908353142440319,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.010609212331473827,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.009802162647247314,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.009551293216645718,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.006823252886533737,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.007000455167144537,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.006272564642131329,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.004814774263650179,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.09196139127016068,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.09196139127016068,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.11.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.09054621309041977,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.08283481746912003,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.07898234575986862,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.06997141987085342,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.042035169899463654,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.0385899618268013,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.04979797080159187,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.045797280967235565,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.04263816773891449,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.0363340862095356,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.03446199372410774,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.025221342220902443,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.021953653544187546,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.020185371860861778,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.019762404263019562,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.012646576389670372,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.010440521873533726,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.010099527426064014,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.009310821071267128,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.009015779942274094,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.0066034626215696335,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.006598328240215778,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.0059990533627569675,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.004322068300098181,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.09054621309041977,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.09054621309041977,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.11.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.22797167301177979,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.21211683750152588,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.2062118947505951,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.18471169471740723,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.10769592225551605,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.10175768285989761,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.12254992127418518,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.11214186251163483,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.10884958505630493,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.09460736066102982,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.08978129178285599,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.06256280839443207,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.053631022572517395,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.05159154534339905,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.05109022557735443,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.031224438920617104,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.026125213131308556,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.025659743696451187,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.023401619866490364,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.023073142394423485,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.016037169843912125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.01530465018004179,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.015135006979107857,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.009218418970704079,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1279296875,
                "total_bits": 6559744.0,
                "err": 0.11214186251163483,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1279296875,
                "total_bits": 6559744.0,
                "err": 0.11214186251163483,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.11.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.22916726768016815,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.20596501231193542,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.19620218873023987,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.16998130083084106,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.10678618401288986,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.09739330410957336,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.12586244940757751,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.11480899900197983,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.10872235894203186,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.08947630226612091,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.083041250705719,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.0648249089717865,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.05559039115905762,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.051960039883852005,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.05109516531229019,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.032785046845674515,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.02799253724515438,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.027265038341283798,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.024689795449376106,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.024136211723089218,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.01836671307682991,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.01897444948554039,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.01726529933512211,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.014358403161168098,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 52434944.0,
                "err": 0.11480899900197983,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 52434944.0,
                "err": 0.11480899900197983,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.11.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.1862482726573944,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.17478446662425995,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.17073804140090942,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.15429693460464478,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.08834460377693176,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.08419017493724823,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.09852585941553116,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.09116985648870468,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.0891808271408081,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.0786515548825264,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.07475853711366653,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.0501951202750206,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.043697141110897064,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.042433224618434906,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.04212813451886177,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.025116894394159317,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.021977044641971588,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.021686557680368423,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.02002859115600586,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.019838180392980576,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.013253431767225266,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.013512286357581615,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.012836175039410591,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.009211347438395023,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.09852585941553116,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.09852585941553116,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.11.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.274025022983551,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.25745540857315063,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.2518984079360962,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.22779083251953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.12997837364673615,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.1240624189376831,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.14457450807094574,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.133628711104393,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.13114754855632782,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.11586897820234299,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.11014764755964279,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.07353491336107254,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.0638885423541069,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.06222224608063698,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.061821237206459045,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.036716386675834656,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.031684666872024536,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.03128274530172348,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.028763053938746452,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.028509773313999176,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.01900409534573555,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.018633868545293808,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.018427370116114616,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.011677726171910763,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5313862645348837,
                "total_bits": 159225856.0,
                "err": 0.11586897820234299,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5313862645348837,
                "total_bits": 159225856.0,
                "err": 0.11586897820234299,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.11.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.26599323749542236,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.23826918005943298,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.22820788621902466,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.20267891883850098,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.12258835136890411,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.11295828223228455,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.14255261421203613,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.13111715018749237,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.1264675408601761,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.10590220242738724,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.09880062192678452,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.07274043560028076,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.06299731135368347,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.0591449961066246,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.05820335075259209,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.036562204360961914,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.031173599883913994,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.031035421416163445,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.027934202924370766,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.027219083160161972,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.019813193008303642,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.020266655832529068,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.0185826625674963,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.014487138018012047,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.520715048146802,
                "total_bits": 158744704.0,
                "err": 0.10590220242738724,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.520715048146802,
                "total_bits": 158744704.0,
                "err": 0.10590220242738724,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.12.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.07894766330718994,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.07349061220884323,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.07078863680362701,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.06352085620164871,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.03731444850564003,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.03493332490324974,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.043402571231126785,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.03999210149049759,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.03774292767047882,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.032874926924705505,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.03124522976577282,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.02210780419409275,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.019137822091579437,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.01796182058751583,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.017671342939138412,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.011049924418330193,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.009308713488280773,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.00908865500241518,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.00841487292200327,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.008231871761381626,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.005770568270236254,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.0058469390496611595,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.005347536876797676,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.003924879711121321,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.07894766330718994,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.07894766330718994,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.12.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.06948234885931015,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.06445442140102386,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.06114248186349869,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.054792147129774094,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.032403819262981415,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.029856903478503227,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.03869696706533432,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.035986870527267456,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.03278088569641113,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.028489384800195694,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.027026940137147903,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.019410161301493645,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.017093656584620476,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.015502624213695526,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.015131118707358837,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.00970324594527483,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.007929876446723938,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.007657285779714584,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.007128030527383089,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.006878441199660301,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.005023171193897724,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.0049231993034482,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.004541890695691109,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.0030333432368934155,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.06948234885931015,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.06948234885931015,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.12.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.24863605201244354,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.23175086081027985,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.22588326036930084,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.2021268755197525,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.11738016456365585,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.11123127490282059,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.13279879093170166,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.1216333657503128,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.11865280568599701,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.10316746681928635,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.0979415625333786,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.06776086986064911,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.05809512361884117,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.056126002222299576,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.055646974593400955,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.033899396657943726,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.02837318554520607,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.02790827862918377,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.025412507355213165,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.025116274133324623,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.017308395355939865,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.01643224060535431,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.016355644911527634,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.009767529554665089,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:4b/0.95:3b 32g s4",
                "bpw": 3.1904296875,
                "total_bits": 6690816.0,
                "err": 0.11865280568599701,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:4b/0.95:3b 32g s4",
                "bpw": 3.1904296875,
                "total_bits": 6690816.0,
                "err": 0.11865280568599701,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.12.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.21687398850917816,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.19433587789535522,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.18401020765304565,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.1571563482284546,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.09991037100553513,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.09062882512807846,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.12162579596042633,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.11037780344486237,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.10254260152578354,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.08405306935310364,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.07709480077028275,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.06283807754516602,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.053618982434272766,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.048890963196754456,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.04765842854976654,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.03211861848831177,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.026700537651777267,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.02588568441569805,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.023774603381752968,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.023048853501677513,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.01815417781472206,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.018754340708255768,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.016521302983164787,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.014440568163990974,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 52434944.0,
                "err": 0.11037780344486237,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 52434944.0,
                "err": 0.11037780344486237,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.12.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.1711510717868805,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.16070036590099335,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.15696170926094055,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.14198385179042816,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.08112423866987228,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.07732988148927689,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.09061159938573837,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.08377335965633392,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.08187313377857208,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.07231131941080093,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.06889647990465164,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.04620542377233505,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.04025166481733322,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.03906567394733429,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.038792673498392105,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.02314808778464794,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.020447196438908577,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.020173585042357445,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.01870705373585224,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.018530208617448807,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.01237491238862276,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.012874800711870193,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.011994161643087864,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.0091338399797678,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.09061159938573837,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.09061159938573837,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.12.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.2541617751121521,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.23893558979034424,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.23384541273117065,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.2115514874458313,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.12047223746776581,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.11504167318344116,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.1341908723115921,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.12393596023321152,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.12155698239803314,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.10753291100263596,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.10235131531953812,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.06830966472625732,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.05925330892205238,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.05768068879842758,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.05731938034296036,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.034114208072423935,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.02942080795764923,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.029036816209554672,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.02674918994307518,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.02651062048971653,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.017718536779284477,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.017366399988532066,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.017162976786494255,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.01096719317138195,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.1:4b/0.9:3b 32g s4",
                "bpw": 3.2188862645348837,
                "total_bits": 145135616.0,
                "err": 0.12047223746776581,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.1:4b/0.9:3b 32g s4",
                "bpw": 3.2188862645348837,
                "total_bits": 145135616.0,
                "err": 0.12047223746776581,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.12.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.26346874237060547,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.2371780127286911,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.22806890308856964,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.20282220840454102,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.12183044105768204,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.11291110515594482,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.1407666653394699,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.12927021086215973,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.12535414099693298,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.10577595978975296,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.0985676646232605,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.07209805399179459,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.062291644513607025,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.05893000587821007,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.05811689421534538,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.03625097870826721,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.031313952058553696,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.0312051922082901,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.02823401242494583,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.027600880712270737,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.01978680118918419,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.02062164805829525,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.018682757392525673,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.015164356678724289,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.520715048146802,
                "total_bits": 158744704.0,
                "err": 0.10577595978975296,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.520715048146802,
                "total_bits": 158744704.0,
                "err": 0.10577595978975296,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.13.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.09939330071210861,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.09208990633487701,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.0887337252497673,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.07939580082893372,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.046767741441726685,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.043697040528059006,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.054105374962091446,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.049913547933101654,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.04731693118810654,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.040959253907203674,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.0388757660984993,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.027586378157138824,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.023939261212944984,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.022502725943922997,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.02214519865810871,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.01381063461303711,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.01169116236269474,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.011413633823394775,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.010533162392675877,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.010311762802302837,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.007249828893691301,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.007374992594122887,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.006745188031345606,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.005011390428990126,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.09939330071210861,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.09939330071210861,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.13.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.09004811942577362,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.08290836215019226,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.07941966503858566,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.07067796587944031,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.04179103672504425,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.03867057338356972,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.04888070002198219,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.045154765248298645,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.04229690879583359,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.036444731056690216,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.034478940069675446,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.0247826986014843,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.021603593602776527,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.020018963143229485,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.019646627828478813,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.012397143058478832,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.010280718095600605,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.00998126994818449,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.009194068610668182,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.00893991719931364,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.006429844070225954,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.006365568842738867,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.005906044505536556,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.004054481629282236,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.09004811942577362,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.09004811942577362,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.13.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.22322416305541992,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.2080802470445633,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.20266523957252502,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.18175165355205536,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.10514387488365173,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.09960811585187912,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.11939623951911926,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.10916902124881744,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.10632230341434479,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.09275476634502411,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.08800041675567627,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.0607159323990345,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.052155688405036926,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.05025193467736244,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.0498613566160202,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.03029809333384037,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.025431951507925987,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.024998141452670097,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.022815564647316933,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.02252287045121193,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.015488282777369022,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.014790132641792297,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.014697945676743984,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.008774522691965103,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031982421875,
                "total_bits": 6358528.0,
                "err": 0.11939623951911926,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031982421875,
                "total_bits": 6358528.0,
                "err": 0.11939623951911926,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.13.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.23443444073200226,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.20763137936592102,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.1982414573431015,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.1663978099822998,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.1085413321852684,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.09883461147546768,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.12605148553848267,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.11482590436935425,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.11039318144321442,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.08803682774305344,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.08019870519638062,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.0645727664232254,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.05553535744547844,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.05270242318511009,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.05203396826982498,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.0324983112514019,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.02827857993543148,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.027643706649541855,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.02439969964325428,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.023977117612957954,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.017730575054883957,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.018923450261354446,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.016841359436511993,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.014300048351287842,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 52434944.0,
                "err": 0.11482590436935425,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 52434944.0,
                "err": 0.11482590436935425,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.13.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.1765177845954895,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.16574037075042725,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.16189172863960266,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.14644622802734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.08365815132856369,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.07974671572446823,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.09339964389801025,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.08630869537591934,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.0844140499830246,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.07454940676689148,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.07100676745176315,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.04761649668216705,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.04142698273062706,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.0402328222990036,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.039953459054231644,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.02385193109512329,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.02097809687256813,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.020702257752418518,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.019167162477970123,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.018987376242876053,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.012729745358228683,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.0130923418328166,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.01233357097953558,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.009160392917692661,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.09339964389801025,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.09339964389801025,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.13.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.2540082633495331,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.23881950974464417,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.23358604311943054,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.21140335500240326,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.12041983008384705,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.11499637365341187,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.1341993808746338,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.1239045262336731,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.12153736501932144,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.1074451357126236,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.10226838290691376,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.06820929050445557,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.05921191722154617,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.05765580013394356,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.05728644132614136,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.034084875136613846,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.0294208787381649,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.029033251106739044,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.02673708088696003,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.026493780314922333,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.017733585089445114,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.017386576160788536,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.01718878746032715,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.011017200537025928,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.1:4b/0.9:3b 32g s4",
                "bpw": 3.2188862645348837,
                "total_bits": 145135616.0,
                "err": 0.12041983008384705,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.1:4b/0.9:3b 32g s4",
                "bpw": 3.2188862645348837,
                "total_bits": 145135616.0,
                "err": 0.12041983008384705,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.13.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.267843097448349,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.2414059191942215,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.23202137649059296,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.20646987855434418,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.12408735603094101,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.11484630405902863,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.14338424801826477,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.131749227643013,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.12766215205192566,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.10766557604074478,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.10046499222517014,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.07340353727340698,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.06350080668926239,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.06003408879041672,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.059200093150138855,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.036879632622003555,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.0318894125521183,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.03176981583237648,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.02873433753848076,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.028090493753552437,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.020053278654813766,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.020987972617149353,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.018958333879709244,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.015417939983308315,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.520715048146802,
                "total_bits": 158744704.0,
                "err": 0.10766557604074478,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.520715048146802,
                "total_bits": 158744704.0,
                "err": 0.10766557604074478,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.14.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.10354389250278473,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.09606947004795074,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.09231901168823242,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.08260076493024826,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.04885590076446533,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.04557352513074875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.057023074477910995,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.05241796001791954,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.049408938735723495,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.04281458258628845,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.04073188826441765,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.029077591374516487,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.025150347501039505,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.023506266996264458,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.023112788796424866,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.014534702524542809,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.012210920453071594,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.01190570741891861,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.011005807667970657,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.010754860937595367,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.007591692265123129,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.0077148377895355225,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.0069926464930176735,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.005213371943682432,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.10354389250278473,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.10354389250278473,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.14.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.09319326281547546,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.08582321554422379,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.08181510865688324,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.07290741801261902,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.04339883103966713,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.04002608731389046,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.05150148645043373,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.04743451997637749,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.04393433406949043,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.037743717432022095,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.0359470508992672,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.026139266788959503,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.022667501121759415,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.020804131403565407,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.020328111946582794,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.013042764738202095,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.0107091274112463,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.010359358973801136,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.00957943219691515,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.009278829209506512,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.006778812501579523,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.006722348276525736,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.006135421805083752,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.004323047585785389,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.09319326281547546,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.09319326281547546,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.14.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.23062309622764587,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.21511848270893097,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.2090659886598587,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.18726705014705658,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.10893169790506363,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.10298917442560196,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.12390882521867752,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.11370620876550674,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.1100461557507515,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.09589781612157822,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.09098171442747116,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.06311182677745819,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.05429593846201897,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.052149537950754166,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.05160537734627724,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.03148964047431946,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.026317035779356956,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.025826262310147285,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.023561686277389526,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.02322138100862503,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.016056835651397705,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.015289726667106152,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.01512658130377531,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.00895326305180788,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1279296875,
                "total_bits": 6559744.0,
                "err": 0.11370620876550674,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1279296875,
                "total_bits": 6559744.0,
                "err": 0.11370620876550674,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.14.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.23423370718955994,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.21412000060081482,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.2065276950597763,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.17966803908348083,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.10956846177577972,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.10204701125621796,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.12702491879463196,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.11532618850469589,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.11114949733018875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.09318970888853073,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.08741850405931473,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.06524629145860672,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.05554085597395897,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.052925221621990204,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.052282772958278656,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.03270934149622917,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.027845731005072594,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.027299517765641212,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.024641036987304688,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.02424938604235649,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.01762174628674984,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.017947202548384666,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.016745883971452713,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.012906366027891636,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 52434944.0,
                "err": 0.11532618850469589,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 52434944.0,
                "err": 0.11532618850469589,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.14.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.1836673468351364,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.17248882353305817,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.16851137578487396,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.15232747793197632,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.08712077885866165,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.08305107057094574,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.09712795913219452,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.08992970734834671,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.08793746680021286,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.07763803005218506,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.07386663556098938,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.049551822245121,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.04316508024930954,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.0419100821018219,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.04161710664629936,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.02478267066180706,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.021810075268149376,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.02152065560221672,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.01991887204349041,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.019728822633624077,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.013115552254021168,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.013563796877861023,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.012701783329248428,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.009440099820494652,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.09712795913219452,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.09712795913219452,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.14.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.25907593965530396,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.24342535436153412,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.2381073236465454,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.21551868319511414,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.12288574129343033,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.11729367822408676,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.13671420514583588,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.12635710835456848,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.12399027496576309,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.10958223789930344,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.10421426594257355,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.06957723200321198,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.060420386493206024,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.0588233508169651,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.05843552574515343,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.034735213965177536,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.029972907155752182,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.029575306922197342,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.02722196839749813,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.02697683684527874,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.017975416034460068,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.017654653638601303,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.017412256449460983,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.011095914989709854,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5313862645348837,
                "total_bits": 159225856.0,
                "err": 0.10958223789930344,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5313862645348837,
                "total_bits": 159225856.0,
                "err": 0.10958223789930344,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.14.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.27056851983070374,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.24321049451828003,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.23324443399906158,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.2069690078496933,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.12538397312164307,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.11567390710115433,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.14529691636562347,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.13367749750614166,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.12920211255550385,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.10841795057058334,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.10101388394832611,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.07438350468873978,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.06443121284246445,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.06065703183412552,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.059747036546468735,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.037327125668525696,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.03222567215561867,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.032083235681056976,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.02896696887910366,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.028262676671147346,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.020227234810590744,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.021240249276161194,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.019033750519156456,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.015566961839795113,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.520715048146802,
                "total_bits": 158744704.0,
                "err": 0.10841795057058334,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.520715048146802,
                "total_bits": 158744704.0,
                "err": 0.10841795057058334,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.15.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.10817279666662216,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.10059468448162079,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.09714192897081375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.08712441474199295,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.051095835864543915,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.047974247485399246,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.05881928652524948,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.05417634919285774,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.051693931221961975,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.04491221904754639,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.042657408863306046,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.029952915385365486,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.025966545566916466,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.02460514008998871,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.02427147701382637,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.014982635155320168,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.012797556817531586,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.012526227161288261,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.0115587767213583,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.011353696696460247,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.007867901585996151,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.008054858073592186,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.00738083990290761,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.005516834557056427,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.10817279666662216,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.10817279666662216,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.15.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.0869065523147583,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.08065084367990494,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.07701890170574188,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.06884875148534775,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.04048972949385643,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.03753630816936493,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.04769021272659302,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.044332437217235565,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.040955424308776855,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.03555954247713089,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.03379848971962929,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.024119023233652115,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.021110236644744873,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.019430799409747124,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.01899566315114498,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.012082531116902828,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.009948045946657658,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.009639791212975979,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.008945010602474213,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.008671686984598637,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.006261234171688557,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.006157052703201771,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.005739783402532339,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.0038644508458673954,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.0869065523147583,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.0869065523147583,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.15.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.2592935562133789,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.24185173213481903,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.2358909547328949,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.21146155893802643,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.12255315482616425,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.11610015481710434,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.13804474472999573,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.12666304409503937,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.12378479540348053,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.10789605975151062,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.10250131785869598,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.07040690630674362,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.06047545000910759,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.0585593655705452,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.0581413134932518,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.03522513806819916,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.029589928686618805,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.02912057936191559,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.026515724137425423,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.026212550699710846,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.01797642558813095,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.017067410051822662,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.017070380970835686,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.01004987582564354,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5341796875,
                "total_bits": 7411712.0,
                "err": 0.10789605975151062,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5341796875,
                "total_bits": 7411712.0,
                "err": 0.10789605975151062,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.15.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.24215461313724518,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.22161777317523956,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.21380552649497986,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.1903795450925827,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.11238230019807816,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.10449326038360596,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.12902824580669403,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.11893121153116226,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.11426781862974167,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.09736368060112,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.09242265671491623,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.06625954806804657,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.05736690014600754,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.05433017387986183,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.05358853191137314,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.03327787294983864,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.028802920132875443,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.028212251141667366,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.025883827358484268,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.025426572188735008,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.01801672764122486,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.01887339912354946,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.017079442739486694,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.013822946697473526,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 52434944.0,
                "err": 0.11893121153116226,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 52434944.0,
                "err": 0.11893121153116226,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.15.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.18220782279968262,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.17098255455493927,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.16693654656410217,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.15090060234069824,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.0864524245262146,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.08235178887844086,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.09645909070968628,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.089301198720932,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.0872742235660553,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.07695712149143219,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.07320592552423477,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.04920806735754013,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.042850978672504425,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.04159076511859894,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.04128619283437729,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.024608811363577843,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.021658433601260185,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.02136479690670967,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.019758926704525948,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.01956862583756447,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.013048097491264343,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.013486815616488457,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.012629848904907703,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.009395923465490341,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.09645909070968628,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.09645909070968628,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.15.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.2570846974849701,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.24148188531398773,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.23613262176513672,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.21354445815086365,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.12191261351108551,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.11627837270498276,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.1358468383550644,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.12546581029891968,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.12304001301527023,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.10855695605278015,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.10325511544942856,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.06910379230976105,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.05997370183467865,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.05837209150195122,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.05799466371536255,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.034518610686063766,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.02976377122104168,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.029360154643654823,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.02699507400393486,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.026750344783067703,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.017948316410183907,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.017558325082063675,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.017388738691806793,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.011072917841374874,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5313862645348837,
                "total_bits": 159225856.0,
                "err": 0.10855695605278015,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5313862645348837,
                "total_bits": 159225856.0,
                "err": 0.10855695605278015,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.15.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.2727913558483124,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.24539479613304138,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.23526537418365479,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.20906171202659607,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.12632493674755096,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.11661017686128616,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.14695152640342712,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.1350165754556656,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.13017913699150085,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.10946830362081528,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.10207527130842209,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.0750863328576088,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.06497818231582642,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.06100033223628998,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.0600559264421463,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.03764408454298973,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.03223760426044464,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.032078519463539124,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.028971383348107338,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.028234368190169334,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.020258687436580658,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.021044369786977768,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.01898077316582203,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.015160942450165749,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.520715048146802,
                "total_bits": 158744704.0,
                "err": 0.10946830362081528,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.520715048146802,
                "total_bits": 158744704.0,
                "err": 0.10946830362081528,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.16.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.10111250728368759,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.09422391653060913,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.09099704027175903,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.08165261894464493,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.04784396290779114,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.04493490979075432,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.05521485209465027,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.05078970640897751,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.04836852476000786,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.042136870324611664,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.040124960243701935,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.028132202103734016,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.024336954578757286,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.022993696853518486,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.022666996344923973,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.014059926383197308,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.011873644776642323,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.011607551947236061,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.010717133060097694,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.010507053695619106,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.007320370990782976,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.0073537565767765045,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.006823268719017506,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.0048612006939947605,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.10111250728368759,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.10111250728368759,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.16.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.08814463019371033,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.08193285763263702,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.0785025879740715,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.07036745548248291,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.04120943322777748,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.03837524354457855,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.048396605998277664,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.04479173570871353,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.04163181409239769,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.03631965070962906,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.03445963189005852,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.02444387786090374,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.021359529346227646,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.019771933555603027,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.019386015832424164,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.012231497094035149,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.010089793242514133,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.009799059480428696,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.009080926887691021,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.008829743601381779,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.006339034531265497,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.00618712417781353,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.005820243153721094,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.003838206874206662,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.08814463019371033,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.08814463019371033,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.16.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.2546353340148926,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.23723505437374115,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.23104256391525269,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.2070387452840805,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.12025155127048492,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.11385398358106613,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.13668741285800934,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.12466303259134293,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.12155953049659729,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.10575010627508163,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.10041448473930359,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.06967312842607498,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.059636592864990234,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.05754788964986801,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.0570840947329998,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.03478825092315674,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.029088608920574188,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.028607839718461037,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.026056531816720963,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.025729531422257423,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.01777811348438263,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.016904834657907486,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.016795393079519272,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.010010749101638794,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.1:4b/0.9:3b 32g s4",
                "bpw": 3.2216796875,
                "total_bits": 6756352.0,
                "err": 0.12025155127048492,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.1:4b/0.9:3b 32g s4",
                "bpw": 3.2216796875,
                "total_bits": 6756352.0,
                "err": 0.12025155127048492,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.16.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.2305113673210144,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.2075711190700531,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.19760535657405853,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.17673484981060028,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.10644197463989258,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.09683059900999069,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.1262865513563156,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.11580363661050797,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.10885500907897949,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.09129377454519272,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.0873674750328064,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.06447543203830719,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.05587395653128624,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.05166783183813095,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.05062691122293472,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.03261922299861908,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.027735775336623192,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.02696656621992588,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.024868642911314964,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.024234304204583168,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.01799527369439602,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.018788546323776245,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.016694312915205956,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.014026879332959652,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 52434944.0,
                "err": 0.11580363661050797,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 52434944.0,
                "err": 0.11580363661050797,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.16.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.1840808391571045,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.17272911965847015,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.16851826012134552,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.15230073034763336,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.0873633399605751,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.08317737281322479,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.0977584570646286,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.09047303348779678,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.0881916731595993,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.07779289036989212,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.07398909330368042,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.04989675432443619,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.04347461834549904,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.04208916053175926,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.04175284504890442,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.024965284392237663,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.02201022207736969,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.021702179685235023,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.0201132632791996,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.01991312950849533,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.013270076364278793,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.013849870301783085,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.012818102724850178,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.009800469502806664,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.0977584570646286,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.0977584570646286,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.16.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.2481907308101654,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.23311099410057068,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.22781486809253693,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.20597565174102783,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.11767155677080154,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.11217845976352692,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.13154277205467224,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.12140852212905884,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.11875894665718079,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.10484180599451065,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.09969447553157806,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.06687907874584198,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.05803940072655678,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.056367650628089905,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.05597057193517685,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.033409491181373596,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.028826206922531128,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.028429539874196053,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.02618389204144478,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.02592640556395054,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.017371583729982376,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.017154233530163765,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.016783908009529114,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.010976346209645271,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1251362645348837,
                "total_bits": 140908544.0,
                "err": 0.12140852212905884,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.1:4b/0.9:3b 32g s4",
                "bpw": 3.2188862645348837,
                "total_bits": 145135616.0,
                "err": 0.11767155677080154,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.16.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.27196046710014343,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.24252110719680786,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.2314111590385437,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.20496642589569092,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.12583015859127045,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.11516772210597992,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.14769691228866577,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.13551895320415497,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.13006260991096497,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.10810007154941559,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.10084694623947144,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.07571735233068466,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.06531046330928802,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.06089038401842117,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.05980195105075836,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.03800787776708603,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.03228718414902687,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.032081637531518936,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.028854943811893463,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.02804221585392952,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.020523859187960625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.0212973915040493,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.019115429371595383,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.015438406728208065,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.520715048146802,
                "total_bits": 158744704.0,
                "err": 0.10810007154941559,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.520715048146802,
                "total_bits": 158744704.0,
                "err": 0.10810007154941559,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.17.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.10654877871274948,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.09930139780044556,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.09551705420017242,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.0857313871383667,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.0504273921251297,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.04715107008814812,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.05884118378162384,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.054196372628211975,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.050976648926734924,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.04450523108243942,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.04240047559142113,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.030050812289118767,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.026089875027537346,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.024335656315088272,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.02390315942466259,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.015060847625136375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.0127079077064991,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.012384681962430477,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.011521611362695694,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.011250382289290428,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.0079165268689394,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.008132120594382286,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.007300438825041056,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.005612575449049473,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.10654877871274948,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.10654877871274948,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.17.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.08538312464952469,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.07904203981161118,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.07508527487516403,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.06699524074792862,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.03973879665136337,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.036595419049263,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.04770831763744354,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.04414159804582596,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.04027092084288597,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.03491077944636345,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.03317807614803314,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.024011965841054916,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.021071312949061394,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.01913636550307274,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.018636226654052734,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.012040491215884686,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.009874513372778893,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.00952537264674902,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.008891616016626358,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.008576851338148117,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.006260857451707125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.006283114664256573,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.005637985188513994,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.0040821232832968235,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.08538312464952469,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.08538312464952469,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.17.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.22805088758468628,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.21261391043663025,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.20619302988052368,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.1850138157606125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.10745212435722351,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.10120221227407455,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.1237567663192749,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.11274322867393494,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.10850459337234497,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.09468287229537964,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.09045466780662537,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.06321610510349274,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.05399749428033829,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.05140728875994682,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.050783123821020126,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.03159372881054878,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.025990216061472893,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.025436988100409508,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.02331853099167347,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.022897828370332718,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.016116630285978317,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.015254991129040718,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.014973491430282593,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.00897612702101469,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1279296875,
                "total_bits": 6559744.0,
                "err": 0.11274322867393494,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1279296875,
                "total_bits": 6559744.0,
                "err": 0.11274322867393494,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.17.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.22965237498283386,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.20967069268226624,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.19730587303638458,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.17237652838230133,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.10701164603233337,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.09707167744636536,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.13279491662979126,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.120976522564888,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.10854131728410721,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.09148801118135452,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.08721313625574112,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.06814736872911453,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.05860951170325279,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.05233946442604065,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.05074894055724144,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.03453303873538971,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.02859361469745636,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.027572721242904663,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.025710556656122208,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.02477177232503891,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.019161606207489967,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.020234176889061928,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.017251238226890564,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.01548596192151308,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 52434944.0,
                "err": 0.120976522564888,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 52434944.0,
                "err": 0.120976522564888,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.17.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.18031910061836243,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.1692713499069214,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.16508454084396362,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.14926473796367645,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.08552324026823044,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.08140867203474045,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.09590397030115128,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.08867383003234863,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.08632256835699081,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.0762583538889885,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.07254916429519653,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.048942066729068756,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.04263431578874588,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.04123527929186821,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.040902599692344666,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.024494854733347893,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.02160360850393772,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.02129744179546833,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.01976647414267063,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.019559891894459724,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.01306387409567833,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.013668181374669075,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.012602797709405422,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.0097264489158988,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.09590397030115128,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.09590397030115128,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.17.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.23254600167274475,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.2184232771396637,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.2134186178445816,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.1930743306875229,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.11017199605703354,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.10500826686620712,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.12309972941875458,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.1137460395693779,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.11115624755620956,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.0982234999537468,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.09340076148509979,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.06261038035154343,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.05437835305929184,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.0527496263384819,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.05236717313528061,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.03125252574682236,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.026964638382196426,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.026589039713144302,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.024505531415343285,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.024264710023999214,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.01617090217769146,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.016042187809944153,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.01559656485915184,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.010237736627459526,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1251362645348837,
                "total_bits": 140908544.0,
                "err": 0.1137460395693779,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1251362645348837,
                "total_bits": 140908544.0,
                "err": 0.1137460395693779,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.17.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.2661518156528473,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.23581808805465698,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.2243819683790207,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.1989479660987854,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.12274676561355591,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.11188007891178131,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.1449929028749466,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.13269582390785217,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.1271751970052719,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.10509918630123138,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.09834118187427521,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.07437021285295486,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.06402123719453812,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.05951451137661934,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.05842047184705734,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.03745146468281746,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.031814876943826675,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.03164134919643402,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.028456304222345352,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.027640175074338913,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.020465217530727386,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.021330511197447777,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.019020559266209602,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.015797536820173264,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.520715048146802,
                "total_bits": 158744704.0,
                "err": 0.10509918630123138,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.520715048146802,
                "total_bits": 158744704.0,
                "err": 0.10509918630123138,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.18.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.11306379735469818,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.10579120367765427,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.1024746224284172,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.09236577898263931,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.05344946309924126,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.050441909581422806,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.061217501759529114,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.05639849975705147,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.0539589561522007,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.047413356602191925,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.04514452815055847,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.0311215128749609,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.027011003345251083,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.0256536565721035,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.02533215470612049,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.015544474124908447,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.013220812194049358,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.01295448187738657,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.011993820779025555,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.011789172887802124,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.008092744275927544,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.008127061650156975,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.0076204040087759495,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.00534807238727808,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.11306379735469818,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.11306379735469818,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.18.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.0834851861000061,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.07785433530807495,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.07445430010557175,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.0668388307094574,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.03895718604326248,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.036233674734830856,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.045865342020988464,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.04256651550531387,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.03931944817304611,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.034444861114025116,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.03277582675218582,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.023091677576303482,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.020301800221204758,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.018658602610230446,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.01827056333422661,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.011553221382200718,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.009543783031404018,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.00925152562558651,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.00862982776015997,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.008372287265956402,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.005991759710013866,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.005893114488571882,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.00549271097406745,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.003683371702209115,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.0834851861000061,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.0834851861000061,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.18.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.26033490896224976,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.2428041696548462,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.23629847168922424,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.21248216927051544,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.12273699790239334,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.11603076010942459,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.13882672786712646,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.12758608162403107,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.12398988008499146,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.1084020733833313,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.10306525230407715,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.07095026224851608,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.061084628105163574,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.058689460158348083,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.05816107615828514,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.035465631633996964,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.029690198600292206,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.02915593795478344,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.02671111561357975,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.026313478127121925,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.01816551573574543,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.01733923703432083,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.01713913306593895,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.0103018619120121,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5341796875,
                "total_bits": 7411712.0,
                "err": 0.1084020733833313,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5341796875,
                "total_bits": 7411712.0,
                "err": 0.1084020733833313,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.18.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.23772230744361877,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.21969565749168396,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.21406155824661255,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.18513503670692444,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.11154398322105408,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.10568094998598099,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.12692973017692566,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.11487041413784027,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.11265421658754349,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.09521203488111496,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.08892307430505753,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.06542328000068665,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.055514827370643616,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.0539981871843338,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.053659841418266296,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.032911986112594604,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.02865499071776867,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.028287064284086227,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.025470517575740814,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.02524472586810589,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.017863091081380844,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.01853308081626892,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.017396096140146255,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.013750609941780567,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 52434944.0,
                "err": 0.11487041413784027,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 52434944.0,
                "err": 0.11487041413784027,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.18.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.18360252678394318,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.17226940393447876,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.1681852787733078,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.15214481949806213,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.0869520902633667,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.0828586146235466,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.09709092974662781,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.08988343179225922,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.08774128556251526,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.07750549167394638,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.07380792498588562,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.04949214681982994,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.04311515763401985,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.04179072380065918,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.04147860035300255,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.02475328929722309,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.02174154669046402,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.021438000723719597,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.019855596125125885,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.019653556868433952,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.013089718297123909,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.013516202569007874,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.012655937112867832,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.009375534020364285,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.09709092974662781,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.09709092974662781,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.18.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.22997556626796722,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.2160925269126892,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.2112985998392105,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.1912839710712433,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.10886794328689575,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.1038842499256134,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.12146499007940292,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.11214277893304825,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.10983351618051529,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.0971384197473526,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.09243911504745483,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.061778318136930466,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.05361027270555496,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.052119676023721695,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.05176154524087906,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.030885009095072746,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.026645613834261894,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.026288682594895363,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.024236135184764862,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.024005578830838203,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.016113197430968285,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.015840625390410423,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.015604496002197266,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.01013613399118185,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.12146499007940292,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.12146499007940292,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.18.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.26342716813087463,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.23440547287464142,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.2233295887708664,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.1985074132680893,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.12138431519269943,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.11082892119884491,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.14301645755767822,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.13113215565681458,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.12557056546211243,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.1044747605919838,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.09778644144535065,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.07306402176618576,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.06317467987537384,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.05874649062752724,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.05767632648348808,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.03676971420645714,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.031232496723532677,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.031026974320411682,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.02798331528902054,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.02717752754688263,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.020005296915769577,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.020720744505524635,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.018611304461956024,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.015102018602192402,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.1:4b/0.9:3b 32g s4",
                "bpw": 3.230017373728198,
                "total_bits": 145637504.0,
                "err": 0.12138431519269943,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.1:4b/0.9:3b 32g s4",
                "bpw": 3.230017373728198,
                "total_bits": 145637504.0,
                "err": 0.12138431519269943,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.19.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.11608075350522995,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.108706034719944,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.10538692772388458,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.09502118825912476,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.05493522062897682,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.05192602425813675,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.06280674785375595,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.05789909139275551,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.055498432368040085,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.04874679818749428,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.04642507806420326,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.03194987028837204,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.02771332859992981,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.026369962841272354,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.026048405095934868,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.015950258821249008,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.013589496724307537,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.01332919578999281,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.01233153697103262,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.012128883972764015,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.00831687729805708,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.00834373664110899,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.007845600135624409,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.005495818331837654,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.11608075350522995,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.11608075350522995,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.19.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.08926033228635788,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.08336768299341202,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.07957004010677338,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.07157914340496063,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.04172796383500099,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.03880762681365013,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.04914797097444534,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.04579925164580345,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.042201172560453415,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.03700878471136093,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.03524843230843544,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.024917857721447945,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.02189451828598976,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.020029906183481216,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.019561778753995895,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.01245820987969637,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.010258856229484081,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.009929925203323364,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.009294351562857628,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.008995898067951202,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.006496619898825884,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.006385680288076401,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.0059270188212394714,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.004006839357316494,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.08926033228635788,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.08926033228635788,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.19.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.26869717240333557,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.2502693235874176,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.24326243996620178,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.2187175303697586,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.12699374556541443,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.11978322267532349,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.14476710557937622,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.13267545402050018,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.12833616137504578,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.11188416182994843,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.10695752501487732,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.07414186000823975,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.06353883445262909,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.0606871135532856,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.059983525425195694,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.03706229478120804,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.030648861080408096,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.030027924105525017,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.027522264048457146,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.027060680091381073,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.018909990787506104,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.01787957362830639,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.01767951250076294,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.010476331226527691,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5341796875,
                "total_bits": 7411712.0,
                "err": 0.11188416182994843,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5341796875,
                "total_bits": 7411712.0,
                "err": 0.11188416182994843,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.19.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.23328769207000732,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.2142457813024521,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.2045821249485016,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.18496806919574738,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.10778432339429855,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.09939749538898468,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.1294572353363037,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.11829843372106552,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.10995782911777496,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.09508039057254791,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.09153953939676285,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.06618691235780716,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.056972187012434006,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.05223187431693077,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.05107488855719566,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.03329487517476082,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.02785634435713291,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.02707059495151043,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.025398798286914825,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.024689462035894394,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.01816275715827942,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.018740566447377205,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.016670431941747665,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.013733485713601112,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 52434944.0,
                "err": 0.11829843372106552,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 52434944.0,
                "err": 0.11829843372106552,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.19.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.18840888142585754,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.17696616053581238,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.1729481816291809,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.15659312903881073,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.08933819830417633,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.08518263697624207,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.09954197704792023,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.09219477325677872,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.09011498093605042,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.07968931645154953,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.07582017779350281,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.05077319219708443,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.04421817511320114,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.04293625056743622,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.042635511606931686,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.025382185354828835,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.02232307568192482,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.022024603560566902,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.020396092906594276,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.020206760615110397,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.013429053127765656,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.013852395117282867,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.013011261820793152,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.009598664939403534,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.09954197704792023,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.09954197704792023,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.19.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.24724677205085754,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.23252438008785248,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.2275320291519165,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.2061200886964798,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.1170845627784729,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.11184468120336533,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.13020724058151245,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.12045620381832123,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.11813132464885712,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.10458147525787354,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.09958196431398392,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.06625382602214813,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.05755433440208435,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.05604037269949913,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.05567370727658272,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.03307073935866356,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.028575308620929718,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.02820546366274357,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.025993268936872482,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.025760145857930183,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.01713908091187477,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.016866672784090042,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.01662338525056839,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.01064835861325264,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1251362645348837,
                "total_bits": 140908544.0,
                "err": 0.12045620381832123,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:4b/0.95:3b 32g s4",
                "bpw": 3.1876362645348837,
                "total_bits": 143726592.0,
                "err": 0.11813132464885712,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.19.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.261388897895813,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.23146803677082062,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.2192091941833496,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.19493016600608826,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.11995511502027512,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.10875431448221207,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.14355801045894623,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.13151730597019196,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.12454251945018768,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.10304436087608337,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.09668011963367462,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.07323775440454483,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.06323087960481644,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.058041684329509735,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.056778110563755035,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.036783237010240555,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.03083856962621212,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.030559901148080826,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.027583887800574303,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.026653535664081573,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.019876427948474884,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.020547864958643913,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.018195854499936104,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.014838241040706635,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.1:4b/0.9:3b 32g s4",
                "bpw": 3.230017373728198,
                "total_bits": 145637504.0,
                "err": 0.11995511502027512,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.1:4b/0.9:3b 32g s4",
                "bpw": 3.230017373728198,
                "total_bits": 145637504.0,
                "err": 0.11995511502027512,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.20.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.11014960706233978,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.10303682088851929,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.09975264966487885,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.08983810245990753,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.05214208737015724,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.04913147911429405,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.059965237975120544,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.05520770326256752,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.05267639458179474,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.0462271049618721,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.0440535694360733,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.030581269413232803,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.026502462103962898,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.025056837126612663,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.024709021672606468,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.015290427021682262,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.012951602227985859,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.012676910497248173,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.011755000799894333,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.011533237062394619,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.007989978417754173,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.008040698245167732,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.00747841689735651,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.005349848419427872,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.11014960706233978,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.11014960706233978,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.20.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.09476891905069351,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.0883227214217186,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.08429363369941711,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.0757099986076355,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.0442793183028698,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.04115474224090576,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.05225217714905739,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.048655930906534195,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.04475582391023636,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.03908133506774902,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.037264008074998856,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.026369847357273102,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.02313285507261753,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.021212182939052582,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.020756185054779053,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.013158909045159817,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.01089986227452755,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.010564567521214485,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.009838011115789413,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.009544393047690392,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.006882904097437859,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.006782528478652239,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.0062884376384317875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.004286787938326597,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.09476891905069351,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.09476891905069351,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.20.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.25928956270217896,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.24224399030208588,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.23580721020698547,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.21220609545707703,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.12263990193605423,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.11605669558048248,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.13958021998405457,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.12757804989814758,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.12389341741800308,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.10837080329656601,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.1034700945019722,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.07127653807401657,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.06097486987709999,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.05858835577964783,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.05802549421787262,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.03559672087430954,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.0296078622341156,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.029062369838356972,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.026615723967552185,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.026251234114170074,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.01815900392830372,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.017171433195471764,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.017047356814146042,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.010077917017042637,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5341796875,
                "total_bits": 7411712.0,
                "err": 0.10837080329656601,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5341796875,
                "total_bits": 7411712.0,
                "err": 0.10837080329656601,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.20.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.21928785741329193,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.20128397643566132,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.19343701004981995,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.1718589961528778,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.1017158105969429,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.09413722902536392,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.1188013032078743,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.10906998813152313,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.10345394164323807,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.08828695118427277,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.08341935276985168,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.060799770057201385,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.05264098197221756,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.04923086240887642,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.04840872809290886,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.030594054609537125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.02626461163163185,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.02561882510781288,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.023667342960834503,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.02316822111606598,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.01659797504544258,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.01748962141573429,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.015540768392384052,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.012930777855217457,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031341552734375,
                "total_bits": 50857472.0,
                "err": 0.1188013032078743,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031341552734375,
                "total_bits": 50857472.0,
                "err": 0.1188013032078743,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.20.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.1924171894788742,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.18078497052192688,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.17657627165317535,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.1598728895187378,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.0910847932100296,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.08683928102254868,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.10165759176015854,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.09402233362197876,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.09191589057445526,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.08130169659852982,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.07741611450910568,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.051739949733018875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.04503079131245613,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.043719206005334854,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.04340362548828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.025888126343488693,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.022631263360381126,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.022327423095703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.020667795091867447,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.020469732582569122,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.013686527498066425,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.013903163373470306,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.013251269236207008,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.009461373090744019,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.10165759176015854,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.10165759176015854,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.20.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.24262812733650208,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.22825324535369873,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.22318798303604126,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.2022133618593216,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.11487086117267609,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.10968350619077682,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.12797856330871582,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.11822834610939026,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.11593106389045715,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.10258878022432327,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.09773349016904831,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.0651298314332962,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.05651019886136055,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.05499841272830963,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.05463607609272003,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.0325707383453846,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.028080971911549568,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.02771170809864998,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.025549525395035744,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.025323396548628807,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.01701761595904827,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.01663188263773918,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.016495611518621445,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.01057179644703865,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1251362645348837,
                "total_bits": 140908544.0,
                "err": 0.11822834610939026,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1251362645348837,
                "total_bits": 140908544.0,
                "err": 0.11822834610939026,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.20.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.2558002471923828,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.2251521199941635,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.2125939130783081,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.1891299933195114,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.11710931360721588,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.1055966168642044,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.14027932286262512,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.12896686792373657,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.12188348919153214,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.10030367970466614,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.09408961236476898,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.07172815501689911,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.06208828464150429,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.056675802916288376,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.0553477518260479,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.036114804446697235,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.030109724029898643,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.029816316440701485,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.026867743581533432,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.025901472195982933,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.01954837143421173,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.020114997401833534,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.01782902516424656,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.014472863636910915,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.1:4b/0.9:3b 32g s4",
                "bpw": 3.230017373728198,
                "total_bits": 145637504.0,
                "err": 0.11710931360721588,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.1:4b/0.9:3b 32g s4",
                "bpw": 3.230017373728198,
                "total_bits": 145637504.0,
                "err": 0.11710931360721588,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.21.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.11110243201255798,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.10409969836473465,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.10084173828363419,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.09111185371875763,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.05262034386396408,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.04967721924185753,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.06023944914340973,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.05558182671666145,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.05314087122678757,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.04676879197359085,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.044625796377658844,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.030681541189551353,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.026626231148838997,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.025261888280510902,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.02493252232670784,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.01533588394522667,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.013006751425564289,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.012743642553687096,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.011814854107797146,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.011605842970311642,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.007986726239323616,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.007986193522810936,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.007514507509768009,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.005230833310633898,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.11110243201255798,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.11110243201255798,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.21.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.09363710880279541,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.08739571273326874,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.08372346311807632,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.07535402476787567,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.043873537331819534,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.0409027598798275,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.051332347095012665,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.04785284027457237,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.044371265918016434,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.038904592394828796,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.03698118403553963,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.026010742411017418,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.022843055427074432,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.021037768572568893,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.02059047669172287,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.012986191548407078,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.010781636461615562,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.010456312447786331,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.009760349057614803,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.00946823414415121,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.006755076348781586,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.006670642644166946,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.00620255945250392,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.004181407857686281,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.09363710880279541,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.09363710880279541,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.21.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.27837228775024414,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.26042407751083374,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.2537209689617157,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.22875554859638214,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.13188326358795166,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.1250280886888504,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.14907938241958618,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.13693076372146606,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.13323916494846344,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.11672341078519821,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.11120659857988358,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.07603035867214203,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.06542988121509552,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.0631185844540596,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.06262214481830597,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.0380057692527771,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.03183833137154579,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.03130011260509491,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.028655488044023514,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.028287380933761597,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.01936524733901024,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.018420888110995293,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.018336251378059387,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.010807509534060955,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5341796875,
                "total_bits": 7411712.0,
                "err": 0.11672341078519821,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5341796875,
                "total_bits": 7411712.0,
                "err": 0.11672341078519821,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.21.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.1809326410293579,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.15813671052455902,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.1486254781484604,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.1287214607000351,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.0840136855840683,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.07501904666423798,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.10021818429231644,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.09184042364358902,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.08568239957094193,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.06841600686311722,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.06325627863407135,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.05161849781870842,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.044530294835567474,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.04097563773393631,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.04012555629014969,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.02616814710199833,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.022311696782708168,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.021622508764266968,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.01941666007041931,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.01885424554347992,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.01471226941794157,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.015484750270843506,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.013658386655151844,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.01187003031373024,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031341552734375,
                "total_bits": 50857472.0,
                "err": 0.10021818429231644,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031341552734375,
                "total_bits": 50857472.0,
                "err": 0.10021818429231644,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.21.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.19590722024440765,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.18415535986423492,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.18006117641925812,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.16305308043956757,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.09261878579854965,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.08838684111833572,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.103166364133358,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.09552588313817978,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.09346731752157211,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.08279424160718918,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.07888868451118469,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.05253985896706581,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.04573700577020645,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.04442519694566727,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.04411549121141434,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.026254668831825256,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.022926371544599533,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.02262575738132,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.020945146679878235,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.020746195688843727,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.013783213682472706,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.01398166548460722,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.013352220878005028,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.00940695870667696,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.103166364133358,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.103166364133358,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.21.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.23618078231811523,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.2222551852464676,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.21745991706848145,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.19710493087768555,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.11171876639127731,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.10673729330301285,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.124420665204525,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.11495858430862427,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.11270836740732193,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.09994008392095566,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.09521842002868652,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.06319984793663025,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.054908812046051025,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.053449369966983795,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.05309437960386276,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.031567104160785675,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.027261968702077866,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.026914935559034348,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.024828607216477394,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.024605643004179,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.01641690731048584,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.01610986515879631,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.015909520909190178,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.010195432230830193,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1251362645348837,
                "total_bits": 140908544.0,
                "err": 0.11495858430862427,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1251362645348837,
                "total_bits": 140908544.0,
                "err": 0.11495858430862427,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.21.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.2539728581905365,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.22414065897464752,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.21167951822280884,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.18785902857780457,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.11615443974733353,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.1050017923116684,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.14058636128902435,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.12825284898281097,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.12090107053518295,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.09980297833681107,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.09344689548015594,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.07162075489759445,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.06177503988146782,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.056275516748428345,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.054929714649915695,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.03606612607836723,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.03000582754611969,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.02970004454255104,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.026872163638472557,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.025905923917889595,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.019692644476890564,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.020194372162222862,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.01790996640920639,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.014680488035082817,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:4b/0.95:3b 32g s4",
                "bpw": 3.171877838844477,
                "total_bits": 143016064.0,
                "err": 0.12090107053518295,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:4b/0.95:3b 32g s4",
                "bpw": 3.171877838844477,
                "total_bits": 143016064.0,
                "err": 0.12090107053518295,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.22.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.11403417587280273,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.1067904382944107,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.10350558161735535,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.0935012549161911,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.05393834039568901,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.05094636604189873,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.06180773675441742,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.05689816176891327,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.0544712096452713,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.047974202781915665,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.04574989899992943,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.031481239944696426,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.027260197326540947,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.025922205299139023,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.025595197454094887,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.015747398138046265,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.013381125405430794,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.013114229775965214,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.012167935259640217,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.01196207944303751,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.008214757777750492,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.008264805190265179,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.007721406407654285,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.005488233175128698,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.11403417587280273,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.11403417587280273,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.22.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.0952269434928894,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.0888146162033081,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.08485172688961029,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.07629094272851944,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.044587425887584686,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.04137728735804558,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.05248815566301346,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.04882344976067543,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.04505797103047371,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.039466582238674164,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.037586648017168045,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.026522397994995117,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.023353058844804764,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.021336443722248077,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.020847810432314873,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.013252967037260532,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.010899168439209461,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.010556070134043694,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.009853549301624298,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.00955017376691103,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.006860025227069855,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.006720059085637331,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.006264599971473217,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.004151395987719297,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.0952269434928894,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.0952269434928894,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.22.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.2549070119857788,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.23782309889793396,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.23115213215351105,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.20786666870117188,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.12018585950136185,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.11348909884691238,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.13651125133037567,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.1254683881998062,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.12146445363759995,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.10616572946310043,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.10127444565296173,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.0696294829249382,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.059981219470500946,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.05749804899096489,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.056896768510341644,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.03478189557790756,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.029076244682073593,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.028535014018416405,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.02614332176744938,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.025743603706359863,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.0177957471460104,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.016972046345472336,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.01672685518860817,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.010051167570054531,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:4b/0.95:3b 32g s4",
                "bpw": 3.1904296875,
                "total_bits": 6690816.0,
                "err": 0.12146445363759995,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.1:4b/0.9:3b 32g s4",
                "bpw": 3.2216796875,
                "total_bits": 6756352.0,
                "err": 0.12018585950136185,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.22.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.24217388033866882,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.2185772955417633,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.21010175347328186,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.18376345932483673,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.11251398921012878,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.10394180566072464,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.1298341155052185,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.11886086314916611,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.11429879069328308,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.09465838968753815,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.08917582780122757,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.06667723506689072,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.057455874979496,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.05451555177569389,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.05381401628255844,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.03361078351736069,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.02916964516043663,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.028574872761964798,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.025761203840374947,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.025321858003735542,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.01852772943675518,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.019382750615477562,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.017627574503421783,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.014511818066239357,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 52434944.0,
                "err": 0.11886086314916611,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 52434944.0,
                "err": 0.11886086314916611,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.22.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.19284962117671967,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.18137849867343903,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.17731793224811554,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.16081418097019196,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.09121913462877274,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.08710399270057678,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.10183192044496536,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.09409476816654205,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.09203565120697021,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.08160112053155899,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.0779014304280281,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.05186909809708595,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.04507644847035408,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.043791260570287704,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.0434931255877018,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.026003360748291016,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.022703474387526512,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.02240716852247715,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.020774664357304573,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.020578861236572266,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.013851463794708252,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.013978928327560425,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.013434226624667645,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.009562993422150612,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.10183192044496536,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.10183192044496536,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.22.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.23107671737670898,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.21748575568199158,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.21272709965705872,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.19292835891246796,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.10923592001199722,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.10437528789043427,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.12165949493646622,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.11237134784460068,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.11019027233123779,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.09769327193498611,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.09320694953203201,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.06191225349903107,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.05370152369141579,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.052270013839006424,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.051932185888290405,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.030912648886442184,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.02668776735663414,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.0263445395976305,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.024321677163243294,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.02410249598324299,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.0161259975284338,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.015813691541552544,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.01564045064151287,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.010066409595310688,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1251362645348837,
                "total_bits": 140908544.0,
                "err": 0.11237134784460068,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1251362645348837,
                "total_bits": 140908544.0,
                "err": 0.11237134784460068,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.22.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.24171948432922363,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.21352043747901917,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.20148834586143494,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.17780078947544098,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.11085216701030731,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.10001099109649658,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.13338616490364075,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.12234485894441605,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.11513915657997131,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.09479965269565582,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.08843725919723511,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.06847433000802994,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.0589880533516407,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.05365487188100815,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.05234536901116371,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.03456630930304527,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.028525572270154953,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.028217535465955734,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.025442836806178093,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.024501577019691467,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.01896301656961441,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.01912819594144821,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.017257047817111015,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.013808880932629108,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:4b/0.95:3b 32g s4",
                "bpw": 3.171877838844477,
                "total_bits": 143016064.0,
                "err": 0.11513915657997131,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:4b/0.95:3b 32g s4",
                "bpw": 3.171877838844477,
                "total_bits": 143016064.0,
                "err": 0.11513915657997131,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.23.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.11165835708379745,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.10446471720933914,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.10100489854812622,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.09110084921121597,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.05279263108968735,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.04969129338860512,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.060928404331207275,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.05610070750117302,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.053336143493652344,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.04684271663427353,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.04471856355667114,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.030983073636889458,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.026838375255465508,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.025358200073242188,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.024997755885124207,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.015481011010706425,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.013084622099995613,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.012796944007277489,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.011881315149366856,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.011654670350253582,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.008065521717071533,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.008097438141703606,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.007529538590461016,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.005349544808268547,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.11165835708379745,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.11165835708379745,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.23.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.09314389526844025,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.08668171614408493,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.08249570429325104,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.07413218915462494,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.043458305299282074,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.04023640602827072,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.051597557961940765,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.04797939956188202,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.044014766812324524,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.0384373664855957,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.03659326210618019,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.026040835306048393,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.022939275950193405,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.02087397128343582,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.020384062081575394,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.013041814789175987,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.01069874968379736,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.01032157801091671,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.009664392098784447,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.009329783730208874,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.006760870572179556,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.0066675846464931965,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.006132096983492374,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.004147515632212162,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.09314389526844025,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.09314389526844025,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.23.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.2405540943145752,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.22177234292030334,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.21415932476520538,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.19131797552108765,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.11249173432588577,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.10498207062482834,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.12941694259643555,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.11899607628583908,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.11392711848020554,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.09811240434646606,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.09349490702152252,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.06630273163318634,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.05693184584379196,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.053760819137096405,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.05300251394510269,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.03316290304064751,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.027168579399585724,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.02652628906071186,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.024184977635741234,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.023663081228733063,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.0168851837515831,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.016020001843571663,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.0155583331361413,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.009393738582730293,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1279296875,
                "total_bits": 6559744.0,
                "err": 0.11899607628583908,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1279296875,
                "total_bits": 6559744.0,
                "err": 0.11899607628583908,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.23.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.18316088616847992,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.16550660133361816,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.15973015129566193,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.137624591588974,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.0849338248372078,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.07838541269302368,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.09682390093803406,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.08870916813611984,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.08631589263677597,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.07112104445695877,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.06604772061109543,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.04973427951335907,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.04286430776119232,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.041174404323101044,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.04077431559562683,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.024978457018733025,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.022034240886569023,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.02161109820008278,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.019411373883485794,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.019161012023687363,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.013725358992815018,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.014628448523581028,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.013210546225309372,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.011053289286792278,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031341552734375,
                "total_bits": 50857472.0,
                "err": 0.09682390093803406,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031341552734375,
                "total_bits": 50857472.0,
                "err": 0.09682390093803406,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.23.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.1979304850101471,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.18629620969295502,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.18229572474956512,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.16539855301380157,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.0935993641614914,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.08944031596183777,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.10411103069782257,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.09641207009553909,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.09442346543073654,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.08381300419569016,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.07988516241312027,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.052997417747974396,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.04613090679049492,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.04486784711480141,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.04456951096653938,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.026467738673090935,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.023076649755239487,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.02278009243309498,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.021082647144794464,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.020893169566988945,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.013861782848834991,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.013929254375398159,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.013441601768136024,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.009213516488671303,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.10411103069782257,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.10411103069782257,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.23.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.23229607939720154,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.21878495812416077,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.21419477462768555,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.194339781999588,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.1097479835152626,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.10499372333288193,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.122163325548172,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.11281891912221909,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.11070885509252548,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.09830605238676071,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.09381193667650223,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.06205027177929878,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.053904056549072266,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.05252304673194885,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.05220355838537216,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.031003417447209358,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.026819344609975815,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.026481425389647484,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.024465473368763924,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.024256817996501923,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.01617085561156273,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.015879372134804726,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.01569848321378231,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.010114620439708233,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1251362645348837,
                "total_bits": 140908544.0,
                "err": 0.11281891912221909,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1251362645348837,
                "total_bits": 140908544.0,
                "err": 0.11281891912221909,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.23.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.24135398864746094,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.21320974826812744,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.20198741555213928,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.17782263457775116,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.11061527580022812,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.10021601617336273,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.13193082809448242,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.12085677683353424,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.11476334184408188,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.09423748403787613,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.0876198336482048,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.067434161901474,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.05809292942285538,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.053474027663469315,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.05232381448149681,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.034025296568870544,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.028278404846787453,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.028039151802659035,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.02510332129895687,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.024266913533210754,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.01849040761590004,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.01867501437664032,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.016969604417681694,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.013353876769542694,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 140918912.0,
                "err": 0.12085677683353424,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 140918912.0,
                "err": 0.12085677683353424,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.24.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.1085706576704979,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.10163728892803192,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.09830481559038162,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.08885159343481064,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.0513431616127491,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.048383504152297974,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.059120140969753265,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.054412808269262314,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.051878586411476135,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.045621976256370544,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.043537240475416183,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.03007286973297596,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.02603708952665329,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.024651750922203064,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.02432151511311531,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.015022079460322857,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.012691215611994267,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.012418996542692184,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.011523965746164322,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.011309009045362473,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.00782601349055767,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.007798957172781229,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.007335114758461714,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.0050993748009204865,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.1085706576704979,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.1085706576704979,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.24.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.09293967485427856,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.08626274019479752,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.08208395540714264,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.07383310049772263,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.04337076097726822,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.040096715092659,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.05145851522684097,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.04789356142282486,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.04389224946498871,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.038233209401369095,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.03641323745250702,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.02593962661921978,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.02277499809861183,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.02077549695968628,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.020271578803658485,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.01300373300909996,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.010608512908220291,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.010257012210786343,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.009566930122673512,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.009256954304873943,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.00674700690433383,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.006573937367647886,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.006145049352198839,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.004073425196111202,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.09293967485427856,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.09293967485427856,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.24.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.24277257919311523,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.22491613030433655,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.21790803968906403,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.1958121955394745,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.11388823390007019,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.10683871060609818,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.13087984919548035,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.1197613924741745,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.11522188782691956,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.10007236152887344,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.09531880170106888,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.0667535588145256,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.057273998856544495,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.05439399555325508,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.05367480590939522,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.033249806612730026,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.02754543535411358,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.026933835819363594,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.024657797068357468,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.024202708154916763,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.016997674480080605,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.016217753291130066,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.01579897105693817,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.009642851538956165,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1279296875,
                "total_bits": 6559744.0,
                "err": 0.1197613924741745,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1279296875,
                "total_bits": 6559744.0,
                "err": 0.1197613924741745,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.24.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.23403629660606384,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.21574871242046356,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.20954908430576324,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.18249543011188507,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.10900037735700607,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.10243849456310272,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.12390584498643875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.11358314007520676,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.1105223298072815,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.0937311053276062,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.08743268251419067,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.06363580375909805,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.055025648325681686,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.052939921617507935,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.05245227366685867,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.032004110515117645,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.028547378256917,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.028075914829969406,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.025659585371613503,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.025343772023916245,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.017793938517570496,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.019166866317391396,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.017164407297968864,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.01472178753465414,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 52434944.0,
                "err": 0.11358314007520676,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 52434944.0,
                "err": 0.11358314007520676,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.24.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.20360074937343597,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.19171112775802612,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.18755079805850983,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.17015595734119415,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.0962795689702034,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.09198597073554993,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.10716156661510468,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.09915490448474884,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.097133569419384,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.08621764928102493,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.08224222809076309,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.05449783802032471,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.04739634320139885,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.04609425365924835,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.04579169303178787,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.027230601757764816,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.0236409492790699,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.023335525766015053,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.02158668078482151,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.021387778222560883,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.014244500547647476,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.014167978428304195,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.013813312165439129,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.009232241660356522,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.10716156661510468,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.10716156661510468,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.24.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.23404762148857117,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.22047321498394012,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.21585175395011902,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.19592657685279846,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.11066664010286331,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.10584031045436859,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.12285909056663513,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.11365462839603424,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.11161664873361588,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.09911097586154938,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.09459217637777328,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.06245272606611252,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.054337769746780396,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.05297331511974335,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.05264715477824211,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.03125341981649399,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.02706635557115078,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.026732146739959717,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.02469875104725361,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.02448856830596924,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.016356170177459717,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.01605166681110859,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.015904342755675316,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.010261362418532372,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1251362645348837,
                "total_bits": 140908544.0,
                "err": 0.11365462839603424,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1251362645348837,
                "total_bits": 140908544.0,
                "err": 0.11365462839603424,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.24.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.23139405250549316,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.20393165946006775,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.19280171394348145,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.16982991993427277,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.10572183132171631,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.09554261714220047,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.12694182991981506,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.11617368459701538,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.10987585783004761,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.09015917032957077,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.08383259922266006,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.0645093321800232,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.0557699054479599,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.05101644992828369,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.049853868782520294,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.03233390301465988,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.02691732719540596,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.02666415087878704,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.023899322375655174,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.023034365847706795,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.017344165593385696,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.017747581005096436,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.015797298401594162,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.012545310892164707,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 140918912.0,
                "err": 0.11617368459701538,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 140918912.0,
                "err": 0.11617368459701538,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.25.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.10861224681138992,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.10129769146442413,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.09771580994129181,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.08804424107074738,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.05122395604848862,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.04807977378368378,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.05927001312375069,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.054630063474178314,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.05180172994732857,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.04530588537454605,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.04320411756634712,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.030108503997325897,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.02609914541244507,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.02458932064473629,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.024229882284998894,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.015062552876770496,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.01263350062072277,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.01233507040888071,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.01142138335853815,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.011184869334101677,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.00785665214061737,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.007755037397146225,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.007341369520872831,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.00500124366953969,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.10861224681138992,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.10861224681138992,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.25.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.09297950565814972,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.08628645539283752,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.08213059604167938,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.07366211712360382,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.043431103229522705,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.04003092274069786,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.05167323350906372,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.048015885055065155,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.043948233127593994,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.038302771747112274,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.036484986543655396,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.026199111714959145,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.023000910878181458,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.020840955898165703,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.020298004150390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.013126635923981667,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.010721521452069283,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.010362387634813786,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.009672029875218868,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.009357242844998837,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.006893529556691647,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.0067563410848379135,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.006265098694711924,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.004345831461250782,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.09297950565814972,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.09297950565814972,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.25.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.2570837140083313,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.23724676668643951,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.22921572625637054,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.20499224960803986,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.1204194724559784,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.11240452527999878,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.13810518383979797,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.1268768310546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.12192939966917038,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.10511066764593124,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.09993046522140503,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.0705559104681015,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.060816869139671326,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.05755648389458656,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.05677194148302078,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.03534076362848282,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.029124530032277107,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.02841041050851345,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.025914646685123444,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.025388268753886223,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.01803872175514698,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.017199525609612465,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.016664348542690277,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.010183035396039486,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.1:4b/0.9:3b 32g s4",
                "bpw": 3.2216796875,
                "total_bits": 6756352.0,
                "err": 0.1204194724559784,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.1:4b/0.9:3b 32g s4",
                "bpw": 3.2216796875,
                "total_bits": 6756352.0,
                "err": 0.1204194724559784,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.25.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.20592471957206726,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.16950207948684692,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.1571529507637024,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.1446210741996765,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.09484893083572388,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.08235950022935867,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.11086428910493851,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.10214310884475708,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.09734532982110977,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.07510259747505188,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.07196646183729172,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.05702735111117363,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.049838531762361526,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.04653659090399742,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.045744262635707855,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.02881496585905552,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.025791464373469353,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.025052834302186966,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.02223057858645916,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.021731190383434296,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.016283005475997925,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.01827894151210785,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.015365137718617916,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.01458627637475729,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031341552734375,
                "total_bits": 50857472.0,
                "err": 0.11086428910493851,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031341552734375,
                "total_bits": 50857472.0,
                "err": 0.11086428910493851,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.25.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.20895366370677948,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.19674140214920044,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.19251348078250885,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.17475317418575287,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.0988534465432167,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.09444792568683624,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.10983659327030182,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.10176746547222137,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.09972183406352997,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.08846915513277054,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.08437217026948929,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.05586428940296173,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.04863669350743294,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.04733077436685562,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.047017768025398254,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.02790645696222782,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.024268563836812973,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.023957055062055588,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.022148745134472847,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.02195395901799202,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.014576492831110954,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.014546212740242481,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.01414666511118412,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.009485399350523949,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.10983659327030182,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.10983659327030182,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.25.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.2375299036502838,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.22376702725887299,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.21912389993667603,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.19885189831256866,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.11229342967271805,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.10737846791744232,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.12447060644626617,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.1153317391872406,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.11326207965612411,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.10054565966129303,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.09586445987224579,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.06323644518852234,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.05507281422615051,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.053675323724746704,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.053349755704402924,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.031551603227853775,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.02730422280728817,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.02696429006755352,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.0248829647898674,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.024668507277965546,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.016257943585515022,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.01599831134080887,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.01579144038259983,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.009955823421478271,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1251362645348837,
                "total_bits": 140908544.0,
                "err": 0.1153317391872406,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1251362645348837,
                "total_bits": 140908544.0,
                "err": 0.1153317391872406,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.25.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.2366725653409958,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.20950698852539062,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.19868795573711395,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.17561490833759308,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.1080239787697792,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.09818573296070099,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.12907926738262177,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.11811626702547073,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.11219814419746399,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.09267033636569977,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.08635887503623962,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.06556500494480133,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.056590769439935684,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.05202954635024071,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.0509074367582798,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.03304445743560791,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.027245260775089264,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.027010995894670486,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.02422296814620495,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.023382727056741714,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.01798117347061634,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.017652172595262527,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.016537981107831,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.01217629387974739,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 140918912.0,
                "err": 0.11811626702547073,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 140918912.0,
                "err": 0.11811626702547073,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.26.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.10786353051662445,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.1010407879948616,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.09784767031669617,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.08850390464067459,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.05098435655236244,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.048128627240657806,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.05856706202030182,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.05396556854248047,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.051497966051101685,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.04534168541431427,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.043278396129608154,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.02969958819448948,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.025758076459169388,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.024460555985569954,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.024152010679244995,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.014832289889454842,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.012567142024636269,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.01231022085994482,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.011414515785872936,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.011211135424673557,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.007730166893452406,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.007677758112549782,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.007284379564225674,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.004971436690539122,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.10786353051662445,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.10786353051662445,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.26.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.1032770574092865,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.09646089375019073,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.09234318137168884,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.0832984447479248,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.04846986383199692,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.04520265385508537,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.05685561150312424,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.052748024463653564,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.04903081804513931,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.04300122335553169,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.04106350243091583,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.028775690123438835,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.02514297142624855,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.023232556879520416,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.022775748744606972,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.014360370114445686,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.011885982938110828,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.011533690616488457,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.010753919370472431,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.010452340357005596,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.0074773384258151054,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.007294547278434038,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.006881407927721739,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.004515211097896099,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.1032770574092865,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.1032770574092865,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.26.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.27283719182014465,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.25378453731536865,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.24674391746520996,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.22166883945465088,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.12851320207118988,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.12121312320232391,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.14570990204811096,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.1338733583688736,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.13001032173633575,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.11311156302690506,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.10782160609960556,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.07430887222290039,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.0640048012137413,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.061452716588974,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.060842808336019516,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.037190839648246765,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.031122246757149696,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.030549537390470505,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.027891699224710464,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.027513237670063972,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.01900199055671692,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.018240882083773613,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.017882078886032104,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.01091412827372551,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5341796875,
                "total_bits": 7411712.0,
                "err": 0.11311156302690506,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5341796875,
                "total_bits": 7411712.0,
                "err": 0.11311156302690506,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.26.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.200792133808136,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.18106473982334137,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.17353609204292297,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.14975181221961975,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.09311887621879578,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.08562486618757248,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.10792627185583115,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.09928996115922928,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.09489098936319351,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.07839391380548477,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.07301497459411621,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.055269304662942886,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.04800839722156525,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.045256249606609344,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.044581878930330276,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.027802282944321632,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.02445116825401783,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.023908570408821106,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.021696865558624268,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.021287258714437485,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.015281109139323235,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.016608595848083496,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.014448264613747597,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.012714982032775879,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031341552734375,
                "total_bits": 50857472.0,
                "err": 0.10792627185583115,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031341552734375,
                "total_bits": 50857472.0,
                "err": 0.10792627185583115,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.26.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.21575556695461273,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.20320697128772736,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.1988653689622879,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.180541530251503,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.10216973721981049,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.09759803861379623,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.11354772746562958,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.10513406246900558,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.10304136574268341,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.09144221246242523,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.08721961081027985,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.05783160775899887,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.050283849239349365,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.0489443764090538,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.04862673580646515,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.02888745442032814,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.025167761370539665,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.024849919602274895,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.02299102582037449,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.02279198169708252,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.01516411267220974,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.01517993863672018,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.014726330526173115,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.010029764845967293,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.11354772746562958,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.11354772746562958,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.26.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.24038419127464294,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.2264154553413391,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.2217765748500824,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.20134159922599792,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.11365620046854019,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.10869515687227249,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.12605318427085876,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.1167132779955864,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.11466765403747559,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.10177591443061829,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.09706693142652512,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.0640442743897438,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.05573025345802307,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.054352056235075,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.05402683466672897,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.03195766732096672,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.027626169845461845,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.027280595153570175,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.025164447724819183,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.024952635169029236,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.016499334946274757,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.01616641692817211,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.01603492721915245,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.010039175860583782,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1251362645348837,
                "total_bits": 140908544.0,
                "err": 0.1167132779955864,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1251362645348837,
                "total_bits": 140908544.0,
                "err": 0.1167132779955864,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.26.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.23530074954032898,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.20874914526939392,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.19752003252506256,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.1749504804611206,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.10743295401334763,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.0974641963839531,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.12910017371177673,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.11861782521009445,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.11158761382102966,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.0926252007484436,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.0863977000117302,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.06557273864746094,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.056863438338041306,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.05184754729270935,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.05060488358139992,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.03291357681155205,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.02727714367210865,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.026957012712955475,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.024379095062613487,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.02345374785363674,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.017597975209355354,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.017913559451699257,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.01597486063838005,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.012470013462007046,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 140918912.0,
                "err": 0.11861782521009445,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 140918912.0,
                "err": 0.11861782521009445,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.27.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.11739787459373474,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.1093529537320137,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.10553708672523499,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.09514733403921127,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.05546310171484947,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.05199837684631348,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.06393957138061523,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.05904656648635864,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.056098856031894684,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.04899990186095238,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.046742238104343414,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.03253254294395447,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.028274912387132645,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.026618661358952522,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.026221638545393944,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.016273919492959976,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.013667390681803226,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.013344227336347103,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.0123421186581254,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.012091371230781078,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.008449047803878784,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.008377611637115479,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.007883330807089806,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.005395964719355106,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.11739787459373474,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.11739787459373474,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.27.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.10359002649784088,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.0957912877202034,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.09099068492650986,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.08168377727270126,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.04853963479399681,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.04456108808517456,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.05811506509780884,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.053844571113586426,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.04911995306611061,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.04264114052057266,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.04070934280753136,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.02941207028925419,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.025790084153413773,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.023250948637723923,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.022636504843831062,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.014666041359305382,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.011918595992028713,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.011465548537671566,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.010730472393333912,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.01031651720404625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.007652482483536005,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.0074855005368590355,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.006877135019749403,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.004628748167306185,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.10359002649784088,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.10359002649784088,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.27.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.27980825304985046,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.25855860114097595,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.2503129541873932,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.2240312397480011,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.13143832981586456,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.12325213104486465,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.15081281960010529,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.138030007481575,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.1332189440727234,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.11488338559865952,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.10939337313175201,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.07700102776288986,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.06606506556272507,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.06299547851085663,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.06223927438259125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.03852624446153641,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.03185761347413063,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.03118387795984745,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.028393490239977837,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.027887050062417984,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.019665297120809555,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.018769364804029465,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.01835053786635399,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.011184653267264366,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5341796875,
                "total_bits": 7411712.0,
                "err": 0.11488338559865952,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5341796875,
                "total_bits": 7411712.0,
                "err": 0.11488338559865952,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.27.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.18855348229408264,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.16729265451431274,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.1604154407978058,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.14115551114082336,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.08766797930002213,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.08014948666095734,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.100211001932621,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.091807521879673,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.08928428590297699,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.07194072008132935,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.06918036192655563,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.05139675363898277,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.04461931809782982,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.042734548449516296,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.04228623956441879,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.02592952363193035,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.023301923647522926,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.02285095304250717,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.020378468558192253,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.020107485353946686,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.014520281925797462,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.015964968129992485,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.01396208442747593,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.01253555342555046,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031341552734375,
                "total_bits": 50857472.0,
                "err": 0.100211001932621,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031341552734375,
                "total_bits": 50857472.0,
                "err": 0.100211001932621,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.27.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.22323943674564362,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.21007557213306427,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.2055959403514862,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.18643994629383087,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.10566230118274689,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.10089316219091415,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.1173747256398201,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.10871624946594238,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.10658521950244904,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.09447207301855087,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.08996666222810745,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.059672653675079346,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.05195405334234238,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.05056285113096237,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.05023927241563797,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.02979593351483345,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.025840427726507187,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.025507288053631783,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.02353823184967041,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.023326396942138672,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.01549032237380743,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.01534254103899002,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.015034771524369717,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.009811545722186565,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.1173747256398201,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.1173747256398201,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.27.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.24779435992240906,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.2333039492368698,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.22846975922584534,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.2072691172361374,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.1172453984618187,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.11209762841463089,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.12992508709430695,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.12036900967359543,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.11827024817466736,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.10491020232439041,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.0999096930027008,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.06603895872831345,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.05748594179749489,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.056053463369607925,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.05572572350502014,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.03294418752193451,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.028472013771533966,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.02811560407280922,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.025907237082719803,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.02568943426012993,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.016963250935077667,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.016617998480796814,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.01648106426000595,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.010255258530378342,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1251362645348837,
                "total_bits": 140908544.0,
                "err": 0.12036900967359543,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:4b/0.95:3b 32g s4",
                "bpw": 3.1876362645348837,
                "total_bits": 143726592.0,
                "err": 0.11827024817466736,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.27.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.25107866525650024,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.22492782771587372,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.2137727439403534,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.19000673294067383,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.11504033207893372,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.10521350055932999,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.13798275589942932,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.12603887915611267,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.11895972490310669,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.09986884146928787,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.09333968907594681,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.06965908408164978,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.060230553150177,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.055305566638708115,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.05407541245222092,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.035007935017347336,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.028719669207930565,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.028405606746673584,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.025691095739603043,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.02478714846074581,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.01868733949959278,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.01832152158021927,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.01706647127866745,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.012244926765561104,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:4b/0.95:3b 32g s4",
                "bpw": 3.171877838844477,
                "total_bits": 143016064.0,
                "err": 0.11895972490310669,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:4b/0.95:3b 32g s4",
                "bpw": 3.171877838844477,
                "total_bits": 143016064.0,
                "err": 0.11895972490310669,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.28.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.12027505785226822,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.11198510229587555,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.10809361189603806,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.09742816537618637,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.05689902976155281,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.053275495767593384,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.06559566408395767,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.06055331975221634,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.0575542114675045,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.050196047872304916,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.04784258455038071,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.03338005021214485,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.029049761593341827,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.0273154117166996,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.026906628161668777,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.016703374683856964,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.014069712720811367,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.013731532730162144,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.012702158652245998,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.012433608993887901,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.008695350028574467,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.008684631437063217,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.008104710839688778,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.005664370488375425,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.12027505785226822,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.12027505785226822,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.28.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.1036551371216774,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.09602518379688263,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.0912201851606369,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.08185166120529175,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.04853089526295662,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.04466002807021141,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.0579291470348835,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.053751446306705475,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.04917262867093086,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.04267481341958046,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.040710605680942535,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.02934195287525654,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.02571728453040123,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.0232954490929842,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.022698968648910522,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.014682884328067303,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.01193163264542818,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.01148600410670042,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.010719257406890392,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.010337580926716328,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.007629623170942068,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.007452426012605429,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.006875535938888788,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.004632852505892515,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.1036551371216774,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.1036551371216774,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.28.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.28702446818351746,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.2654138505458832,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.2570708394050598,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.23019835352897644,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.13514862954616547,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.1265326589345932,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.1546151340007782,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.1417628526687622,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.13685311377048492,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.11796286702156067,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.11223568767309189,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.07883621752262115,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.06779049336910248,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.06459344923496246,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.0638294443488121,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.039405304938554764,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.032686181366443634,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.03200206533074379,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.029139444231987,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.028614966198801994,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.020127346739172935,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.019205594435334206,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.01879533752799034,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.011345121078193188,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5341796875,
                "total_bits": 7411712.0,
                "err": 0.11796286702156067,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5341796875,
                "total_bits": 7411712.0,
                "err": 0.11796286702156067,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.28.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.14291217923164368,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.12374390661716461,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.11580924689769745,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.1010097935795784,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.06563586741685867,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.05758940055966377,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.07897986471652985,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.0722835510969162,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.06781331449747086,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.05414298549294472,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.050066377967596054,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.04060342162847519,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.035263076424598694,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.03228361904621124,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.031548116356134415,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.020551908761262894,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.01793944649398327,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.01737184077501297,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.015878185629844666,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.015426469966769218,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.011572729796171188,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.012902405112981796,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.0106594767421484,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.010282373987138271,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.25:4b/0.75:2b 32g s4",
                "bpw": 2.6253662109375,
                "total_bits": 44046336.0,
                "err": 0.11580924689769745,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        2
                    ],
                    "bits_prop": [
                        0.25,
                        0.75
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.25:4b/0.75:2b 32g s4",
                "bpw": 2.6253662109375,
                "total_bits": 44046336.0,
                "err": 0.11580924689769745,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        2
                    ],
                    "bits_prop": [
                        0.25,
                        0.75
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.28.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.22450943291187286,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.21113868057727814,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.20647858083248138,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.18718235194683075,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.1063859686255455,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.10151267051696777,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.11843837052583694,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.10956118255853653,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.10734386742115021,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.0950063094496727,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.09056601673364639,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.06026002764701843,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.052406542003154755,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.0509473942220211,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.05061342939734459,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.03014404885470867,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.02610575221478939,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.02575690485537052,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.023768983781337738,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.023548582568764687,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.015807300806045532,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.015603767707943916,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.015334081836044788,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.010100656189024448,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.11843837052583694,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.11843837052583694,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.28.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.24397586286067963,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.22956453263759613,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.22464436292648315,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.20372870564460754,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.11553201824426651,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.11036490648984909,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.12840934097766876,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.11878617107868195,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.11659401655197144,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.1032457947731018,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.0983169674873352,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.06523139029741287,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.056743789464235306,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.05527810752391815,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.05493355914950371,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.032582879066467285,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.02815423160791397,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.027794431895017624,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.025607993826270103,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.025384677574038506,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.016893811523914337,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.01655159331858158,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.01639348827302456,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.010378491133451462,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1251362645348837,
                "total_bits": 140908544.0,
                "err": 0.11878617107868195,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1251362645348837,
                "total_bits": 140908544.0,
                "err": 0.11878617107868195,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.28.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.2512762248516083,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.22606782615184784,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.2150501161813736,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.1915084272623062,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.11540006101131439,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.10573244839906693,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.1385573148727417,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.12651704251766205,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.11922929435968399,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.10071857273578644,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.09428112953901291,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.07036971300840378,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.06068205088376999,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.05554927513003349,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.05429806560277939,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.03550688549876213,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.02898469753563404,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.028621092438697815,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.02606872282922268,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.025126179680228233,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.019343385472893715,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.018681932240724564,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.017672352492809296,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.012664347887039185,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:4b/0.95:3b 32g s4",
                "bpw": 3.171877838844477,
                "total_bits": 143016064.0,
                "err": 0.11922929435968399,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:4b/0.95:3b 32g s4",
                "bpw": 3.171877838844477,
                "total_bits": 143016064.0,
                "err": 0.11922929435968399,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.29.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.11222615838050842,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.10449931025505066,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.10079417377710342,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.09079480171203613,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.05310392007231712,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.04974565654993057,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.06144746392965317,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.056652940809726715,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.053722962737083435,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.04682547226548195,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.044687628746032715,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.031259164214134216,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.027146825566887856,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.025508293882012367,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.025122039020061493,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.015643557533621788,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.013128253631293774,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.012812593951821327,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.011848579160869122,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.011595703661441803,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.008171644061803818,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.008093343116343021,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.007637208793312311,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.005263732746243477,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.11222615838050842,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.11222615838050842,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.29.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.09731374680995941,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.09007878601551056,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.08559734374284744,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.07688257098197937,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.04567525163292885,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.04199240729212761,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.05460715293884277,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.050612710416316986,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.04625270888209343,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.04008496552705765,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.03816305845975876,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.027579806745052338,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.02419317327439785,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.021886948496103287,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.02134244330227375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.013758246786892414,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.01125063095241785,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.010856030508875847,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.010102412663400173,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.009759679436683655,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.007182771805673838,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.007057573180645704,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.006514081731438637,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.004485566169023514,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.09731374680995941,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.09731374680995941,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.29.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.28446662425994873,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.2627583146095276,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.25433117151260376,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.22774510085582733,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.13408005237579346,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.12546750903129578,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.15384717285633087,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.140965536236763,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.13590103387832642,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.1168556958436966,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.11120016127824783,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.07830590754747391,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.06745877861976624,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.06420189142227173,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.06339717656373978,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.039102114737033844,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.032527290284633636,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.03181621432304382,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.028953872621059418,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.02843485400080681,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.020011764019727707,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.019165873527526855,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.01869523897767067,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.011502579785883427,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5341796875,
                "total_bits": 7411712.0,
                "err": 0.1168556958436966,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5341796875,
                "total_bits": 7411712.0,
                "err": 0.1168556958436966,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.29.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.13580834865570068,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.12273839861154556,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.11844944953918457,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.10661231726408005,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.06316402554512024,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.058342963457107544,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.07202249020338058,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.06590014696121216,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.06419923901557922,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.0540926456451416,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.05188789963722229,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.03701868653297424,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.03203514590859413,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.03085111454129219,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.03056243807077408,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.01866956241428852,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.016841448843479156,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.01653767004609108,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.015153011307120323,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.01497772429138422,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.010514569468796253,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.01155273150652647,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.010161700658500195,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.009117254987359047,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.25:4b/0.75:2b 32g s4",
                "bpw": 2.6253662109375,
                "total_bits": 44046336.0,
                "err": 0.11844944953918457,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        2
                    ],
                    "bits_prop": [
                        0.25,
                        0.75
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.25:4b/0.75:2b 32g s4",
                "bpw": 2.6253662109375,
                "total_bits": 44046336.0,
                "err": 0.11844944953918457,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        2
                    ],
                    "bits_prop": [
                        0.25,
                        0.75
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.29.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.21700073778629303,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.2040451616048813,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.19943542778491974,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.18074193596839905,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.10315326601266861,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.09837280958890915,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.11512018740177155,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.10643071681261063,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.10411220043897629,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.09204676002264023,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.08780976384878159,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.05881728604435921,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.05110140144824982,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.04965189844369888,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.04930901154875755,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.029448529705405235,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.025899123400449753,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.02556711994111538,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.0236845463514328,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.023471446707844734,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.015752509236335754,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.016186753287911415,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.015275469981133938,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.011358518153429031,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.11512018740177155,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.11512018740177155,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.29.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.22204113006591797,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.20880787074565887,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.20422783493995667,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.18525876104831696,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.10600678622722626,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.10116534680128098,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.11796829849481583,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.10903660953044891,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.10696632415056229,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.0946364551782608,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.0904959887266159,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.0607856810092926,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.052812494337558746,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.05144593492150307,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.05111263692378998,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.03049711510539055,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.027538392692804337,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.02723059058189392,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.025381695479154587,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.02518070675432682,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.01683741621673107,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.018144922330975533,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.016393054276704788,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.013793304562568665,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.11796829849481583,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.11796829849481583,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.29.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.22857505083084106,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.20484140515327454,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.19437311589717865,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.17346076667308807,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.10481470823287964,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.09563370794057846,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.12606194615364075,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.11560021340847015,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.10865890979766846,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.09151481837034225,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.08586464077234268,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.0642533153295517,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.05557035282254219,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.050604648888111115,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.049383360892534256,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.03244873881340027,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.026675600558519363,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.026343083009123802,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.024073094129562378,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.02319105714559555,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.017646124586462975,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.017584413290023804,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.016032082960009575,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.012335662730038166,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 140918912.0,
                "err": 0.11560021340847015,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1253662109375,
                "total_bits": 140918912.0,
                "err": 0.11560021340847015,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.30.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.11160916090011597,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.10457350313663483,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.10140931606292725,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.09147459268569946,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.052935317158699036,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.04998664930462837,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.06054263934493065,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.055878087878227234,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.053459420800209045,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.04705487936735153,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.04476465657353401,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.030794424936175346,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.026757219806313515,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.025437550619244576,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.025114042684435844,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.015436827205121517,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.01311676949262619,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.012853975407779217,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.01191430538892746,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.011715607717633247,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.00811256654560566,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.008071442134678364,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.007678620517253876,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.005326748359948397,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.11160916090011597,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.11160916090011597,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.30.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.10719342529773712,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.10002796351909637,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.09643544256687164,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.0868467390537262,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.05045505613088608,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.04732671007514,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.05839579179883003,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.054223258048295975,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.050958894193172455,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.04469594731926918,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.04263393208384514,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.029655905440449715,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.025917820632457733,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.024194158613681793,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.02380163036286831,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.014804276637732983,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.012330222874879837,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.011998724192380905,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.011138495989143848,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.01086329948157072,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.007677628193050623,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.00746657932177186,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.007142346352338791,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.004576731938868761,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.10719342529773712,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.10719342529773712,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.30.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.27574995160102844,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.2581194043159485,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.25202685594558716,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.22708474099636078,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.13060158491134644,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.12415217608213425,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.1463432013988495,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.1345721185207367,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.1318860948085785,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.11551252752542496,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.10984420776367188,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.07454828917980194,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.06429166346788406,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.06242042034864426,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.061988621950149536,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.0372125618159771,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.0315132662653923,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.03106936626136303,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.02835860848426819,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.02807691879570484,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.018999867141246796,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.018155844882130623,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.018188493326306343,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.010702386498451233,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5341796875,
                "total_bits": 7411712.0,
                "err": 0.11551252752542496,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.5341796875,
                "total_bits": 7411712.0,
                "err": 0.11551252752542496,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.30.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.17324577271938324,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.15598691999912262,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.1500960737466812,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.12764355540275574,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.080561563372612,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.07464694231748581,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.09158803522586823,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.08403663337230682,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.08175810426473618,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.0665525570511818,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.06132371723651886,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.04711362347006798,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.040724217891693115,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.03916871175169945,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.03881928324699402,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.023807251825928688,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.021152924746274948,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.02077382244169712,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.018520208075642586,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.0182893518358469,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.013303505256772041,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.014214039780199528,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.012844459153711796,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.010954681783914566,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031341552734375,
                "total_bits": 50857472.0,
                "err": 0.09158803522586823,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031341552734375,
                "total_bits": 50857472.0,
                "err": 0.09158803522586823,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.30.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.20060467720031738,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.18860718607902527,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.18419668078422546,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.166909858584404,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.09538966417312622,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.09089236706495285,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.10661400854587555,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.09857963770627975,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.09629058837890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.0851045772433281,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.0811614915728569,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.054509811103343964,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.047345347702503204,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.045906271785497665,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.0455622598528862,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.027259981259703636,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.02391846850514412,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.023598749190568924,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.02186015620827675,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.02164294756948948,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.014521600678563118,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.014927585609257221,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.014034312218427658,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.010417786426842213,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.10661400854587555,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.10661400854587555,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.30.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.186608225107193,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.17542441189289093,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.17144142091274261,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.15535451471805573,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.0886433944106102,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.08451981097459793,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.09887801110744476,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.09145016968250275,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.08947063237428665,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.07906326651573181,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.07534073293209076,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.05043259263038635,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.0437726154923439,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.042511239647865295,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.0422145314514637,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.025179633870720863,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.021875372156500816,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.021579565480351448,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.019925585016608238,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.019734736531972885,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.013182124122977257,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.013233042322099209,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.012750682421028614,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.008766246028244495,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.09887801110744476,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.09887801110744476,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.30.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.13113704323768616,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.11589188873767853,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.10847902297973633,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.09716574847698212,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.06006351485848427,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.05365963652729988,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.07506664097309113,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.06811325997114182,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.06267061829566956,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.05212818458676338,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.04939207807183266,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.03827255219221115,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.03300454840064049,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.029333721846342087,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.02841603197157383,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.019329050555825233,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.016002679243683815,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.015749268233776093,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.014530847780406475,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.013921777717769146,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.010647520422935486,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.01130218431353569,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.009457978419959545,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.008579467423260212,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.25:3b/0.75:2b 32g s4",
                "bpw": 2.381180164425872,
                "total_bits": 107364480.0,
                "err": 0.11589188873767853,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.25,
                        0.75
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.25:3b/0.75:2b 32g s4",
                "bpw": 2.381180164425872,
                "total_bits": 107364480.0,
                "err": 0.11589188873767853,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.25,
                        0.75
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.31.self_attn.q_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.10337460041046143,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.09680384397506714,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.09392008185386658,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.08487273007631302,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.049062952399253845,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.04636809602379799,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.0562886968255043,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.05161063373088837,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.04955840855836868,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.04356665536761284,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.04170406609773636,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.02864142693579197,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.02470877394080162,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.023551009595394135,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.023280801251530647,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.01432883832603693,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.01207633689045906,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.011845848523080349,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.010955280624330044,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.01077328436076641,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.007471572607755661,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.007331605535000563,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.007079911418259144,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.00471863616257906,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.10337460041046143,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.10337460041046143,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.31.self_attn.k_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.10266613215208054,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.09584666043519974,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.0925372764468193,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.08326748013496399,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.04839322343468666,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.04541842266917229,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.05574708431959152,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.05165458098053932,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.04891504347324371,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.04277939721941948,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.04077141731977463,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.028250616043806076,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.024682117626070976,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.02320966124534607,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.022845979779958725,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.014127243310213089,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.011807464994490147,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.01152314618229866,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.010648450814187527,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.010416795499622822,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.007282603066414595,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.007113026455044746,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.006802669260650873,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.004361310042440891,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.10266613215208054,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1904296875,
                "total_bits": 4593664.0,
                "err": 0.10266613215208054,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.31.self_attn.v_proj",
            "numel": 2097152,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1904296875,
                    "total_bits": 4593664.0,
                    "err": 0.2474520206451416,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3779296875,
                    "total_bits": 4986880.0,
                    "err": 0.23109877109527588,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6279296875,
                    "total_bits": 5511168.0,
                    "err": 0.22523200511932373,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7216796875,
                    "total_bits": 5707776.0,
                    "err": 0.20287638902664185,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2216796875,
                    "total_bits": 6756352.0,
                    "err": 0.11703887581825256,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6904296875,
                    "total_bits": 7739392.0,
                    "err": 0.11099270731210709,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031982421875,
                    "total_bits": 6358528.0,
                    "err": 0.13174505531787872,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1279296875,
                    "total_bits": 6559744.0,
                    "err": 0.12116539478302002,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1904296875,
                    "total_bits": 6690816.0,
                    "err": 0.11815040558576584,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5341796875,
                    "total_bits": 7411712.0,
                    "err": 0.10344216972589493,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65771484375,
                    "total_bits": 7670784.0,
                    "err": 0.0981357991695404,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031982421875,
                    "total_bits": 8455680.0,
                    "err": 0.06683717668056488,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1279296875,
                    "total_bits": 8656896.0,
                    "err": 0.057846345007419586,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2216796875,
                    "total_bits": 8853504.0,
                    "err": 0.05597122013568878,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3154296875,
                    "total_bits": 9050112.0,
                    "err": 0.05551084131002426,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031982421875,
                    "total_bits": 10552832.0,
                    "err": 0.033367402851581573,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2216796875,
                    "total_bits": 10950656.0,
                    "err": 0.02826811745762825,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3779296875,
                    "total_bits": 11278336.0,
                    "err": 0.027810849249362946,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5341796875,
                    "total_bits": 11606016.0,
                    "err": 0.025417078286409378,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7216796875,
                    "total_bits": 11999232.0,
                    "err": 0.02511082962155342,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031982421875,
                    "total_bits": 12649984.0,
                    "err": 0.017020802944898605,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1279296875,
                    "total_bits": 12851200.0,
                    "err": 0.016336148604750633,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.219482421875,
                    "total_bits": 13043200.0,
                    "err": 0.01627167873084545,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1279296875,
                    "total_bits": 17045504.0,
                    "err": 0.009655184112489223,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.1279296875,
                "total_bits": 6559744.0,
                "err": 0.12116539478302002,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:4b/0.95:3b 32g s4",
                "bpw": 3.1904296875,
                "total_bits": 6690816.0,
                "err": 0.11815040558576584,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.31.self_attn.o_proj",
            "numel": 16777216,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1878662109375,
                    "total_bits": 36706304.0,
                    "err": 0.059686996042728424,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3753662109375,
                    "total_bits": 39852032.0,
                    "err": 0.05246291682124138,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6253662109375,
                    "total_bits": 44046336.0,
                    "err": 0.04989033192396164,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7191162109375,
                    "total_bits": 45619200.0,
                    "err": 0.041081223636865616,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2191162109375,
                    "total_bits": 54007808.0,
                    "err": 0.027607396245002747,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6878662109375,
                    "total_bits": 61872128.0,
                    "err": 0.025114431977272034,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 50857472.0,
                    "err": 0.03160784766077995,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 52434944.0,
                    "err": 0.028882712125778198,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1878662109375,
                    "total_bits": 53483520.0,
                    "err": 0.028148574754595757,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5316162109375,
                    "total_bits": 59250688.0,
                    "err": 0.022041434422135353,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.65643310546875,
                    "total_bits": 61344768.0,
                    "err": 0.01984722912311554,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 67634688.0,
                    "err": 0.016310613602399826,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 69212160.0,
                    "err": 0.014564480632543564,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.2191162109375,
                    "total_bits": 70785024.0,
                    "err": 0.013988249003887177,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.3128662109375,
                    "total_bits": 72357888.0,
                    "err": 0.01386008970439434,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 84411904.0,
                    "err": 0.00859706662595272,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.2191162109375,
                    "total_bits": 87562240.0,
                    "err": 0.008359150029718876,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.3753662109375,
                    "total_bits": 90183680.0,
                    "err": 0.008222480304539204,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.5316162109375,
                    "total_bits": 92805120.0,
                    "err": 0.00746142165735364,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.7191162109375,
                    "total_bits": 95950848.0,
                    "err": 0.007382107898592949,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 101189120.0,
                    "err": 0.0053613511845469475,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 102766592.0,
                    "err": 0.00645537069067359,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218841552734375,
                    "total_bits": 104334848.0,
                    "err": 0.005212740506976843,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 136321024.0,
                    "err": 0.005665201228111982,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.059686996042728424,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.1878662109375,
                "total_bits": 36706304.0,
                "err": 0.059686996042728424,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.31.mlp.gate_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.14665228128433228,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.1378316432237625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.13406041264533997,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.12152732908725739,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.07040634006261826,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.06680348515510559,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.08039350807666779,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.07376209646463394,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.07110419869422913,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.06296969205141068,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.060212887823581696,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.04156733304262161,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.03638962283730507,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.03490638732910156,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.034552156925201416,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.021110540255904198,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.019729049876332283,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.019456692039966583,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.018405823037028313,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.01820106990635395,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.012188253924250603,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.01427493616938591,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.01170088816434145,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.011852031573653221,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                "bpw": 2.7188862645348837,
                "total_bits": 122591232.0,
                "err": 0.12152732908725739,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.1,
                        0.4,
                        0.5
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                "bpw": 2.7188862645348837,
                "total_bits": 122591232.0,
                "err": 0.12152732908725739,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.1,
                        0.4,
                        0.5
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.31.mlp.up_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.1876362645348837,
                    "total_bits": 98637824.0,
                    "err": 0.15723107755184174,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.3751362645348837,
                    "total_bits": 107091968.0,
                    "err": 0.147917240858078,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.6251362645348837,
                    "total_bits": 118364160.0,
                    "err": 0.14400677382946014,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7188862645348837,
                    "total_bits": 122591232.0,
                    "err": 0.13057270646095276,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2188862645348837,
                    "total_bits": 145135616.0,
                    "err": 0.07561307400465012,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.6876362645348837,
                    "total_bits": 166270976.0,
                    "err": 0.07179809361696243,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031284066133721,
                    "total_bits": 136676864.0,
                    "err": 0.08587971329689026,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1251362645348837,
                    "total_bits": 140908544.0,
                    "err": 0.0788804143667221,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.1876362645348837,
                    "total_bits": 143726592.0,
                    "err": 0.07627250999212265,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5313862645348837,
                    "total_bits": 159225856.0,
                    "err": 0.06762567162513733,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656318132267442,
                    "total_bits": 164858880.0,
                    "err": 0.06467284262180328,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031284066133721,
                    "total_bits": 181765632.0,
                    "err": 0.044338684529066086,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125136264534884,
                    "total_bits": 185997312.00000003,
                    "err": 0.039122574031353,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.218886264534884,
                    "total_bits": 190224384.00000003,
                    "err": 0.03764299675822258,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.312636264534884,
                    "total_bits": 194451456.00000003,
                    "err": 0.03727605938911438,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031284066133721,
                    "total_bits": 226854400.0,
                    "err": 0.022686442360281944,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218886264534884,
                    "total_bits": 235313152.00000003,
                    "err": 0.021599115803837776,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.375136264534884,
                    "total_bits": 242358272.00000003,
                    "err": 0.02130984514951706,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531386264534884,
                    "total_bits": 249403392.00000003,
                    "err": 0.02020850032567978,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.718886264534884,
                    "total_bits": 257857536.00000003,
                    "err": 0.019993776455521584,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031284066133721,
                    "total_bits": 271943168.0,
                    "err": 0.013347454369068146,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.125136264534884,
                    "total_bits": 276174848.0,
                    "err": 0.015913859009742737,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.218784066133721,
                    "total_bits": 280397312.0,
                    "err": 0.012839389964938164,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125136264534884,
                    "total_bits": 366352384.0,
                    "err": 0.01344187743961811,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.08587971329689026,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.031284066133721,
                "total_bits": 136676864.0,
                "err": 0.08587971329689026,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.31.mlp.down_proj",
            "numel": 45088768,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171877838844477,
                    "total_bits": 97927296.0,
                    "err": 0.05507740378379822,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.381180164425872,
                    "total_bits": 107364480.0,
                    "err": 0.0478755384683609,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:4b/0.75:2b 32g s4",
                    "bpw": 2.636994117914244,
                    "total_bits": 118898816.0,
                    "err": 0.04183822125196457,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.730017373728198,
                    "total_bits": 123093120.00000001,
                    "err": 0.037639617919921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.230017373728198,
                    "total_bits": 145637504.0,
                    "err": 0.025530626997351646,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.2:6b/0.8:3b 32g s4",
                    "bpw": 3.7183894667514537,
                    "total_bits": 167657600.0,
                    "err": 0.02100612036883831,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            3
                        ],
                        "bits_prop": [
                            0.2,
                            0.8
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.031341552734375,
                    "total_bits": 136679456.0,
                    "err": 0.037263669073581696,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.1253662109375,
                    "total_bits": 140918912.0,
                    "err": 0.032895639538764954,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171877838844477,
                    "total_bits": 143016064.0,
                    "err": 0.026992356404662132,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.520715048146802,
                    "total_bits": 158744704.0,
                    "err": 0.022352147847414017,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.667334268259448,
                    "total_bits": 165355584.0,
                    "err": 0.022072887048125267,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.031341552734375,
                    "total_bits": 181768224.0,
                    "err": 0.019702419638633728,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.1253662109375,
                    "total_bits": 186007680.0,
                    "err": 0.01664801687002182,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:5b/0.9:4b 32g s4",
                    "bpw": 4.230017373728198,
                    "total_bits": 190726272.0,
                    "err": 0.013171084225177765,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            5,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:4b 32g s4",
                    "bpw": 4.334668536518896,
                    "total_bits": 195444864.00000003,
                    "err": 0.01224417332559824,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            4
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.031341552734375,
                    "total_bits": 226856992.0,
                    "err": 0.010339174419641495,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.230017373728198,
                    "total_bits": 235815040.0,
                    "err": 0.008187034167349339,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:8b/0.05:6b/0.9:5b 32g s4",
                    "bpw": 5.311412722565407,
                    "total_bits": 239485056.0,
                    "err": 0.007868747226893902,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.05,
                            0.05,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.520715048146802,
                    "total_bits": 248922240.0,
                    "err": 0.007694981060922146,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.3:6b/0.6:5b 32g s4",
                    "bpw": 5.741645280704942,
                    "total_bits": 258883712.0,
                    "err": 0.007216591853648424,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8,
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.3,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.031341552734375,
                    "total_bits": 271945760.0,
                    "err": 0.006204869598150253,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 32g s4",
                    "bpw": 6.1253662109375,
                    "total_bits": 276185216.0,
                    "err": 0.00690238643437624,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.240643878315771,
                    "total_bits": 281382944.0,
                    "err": 0.005142917390912771,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.1253662109375,
                    "total_bits": 366362752.0,
                    "err": 0.00590673740953207,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option_max": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.171877838844477,
                "total_bits": 97927296.0,
                "err": 0.05507740378379822,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            },
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.171877838844477,
                "total_bits": 97927296.0,
                "err": 0.05507740378379822,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        }
    ],
    "last_module_idx": 66,
    "base_perplexity": 8.352980873941503
}