{
  "schema": "fak.arm64-qkernel-score.v1",
  "issue": 477,
  "generated_at": "2026-06-26T01:25:14Z",
  "host": "node-macos-a",
  "arch": "arm64",
  "git": {"rev": "374776a", "branch": "main"},
  "go": "go version go1.26.0 darwin/arm64",
  "bench_time": "2s",
  "gates": {
    "amort_argmax_cosine": "pass",
    "default_bit_identity_anchor": "pass",
    "benchmark_return_code": 0
  },
  "kernel_bench": [
    {"shape": "1536x1536", "kernel": "asm", "mac_per_ns": 15.83},
    {"shape": "1536x1536", "kernel": "unroll4", "mac_per_ns": 40.33},
    {"shape": "1536x1536", "kernel": "amort", "mac_per_ns": 41.16},
    {"shape": "1536x8960", "kernel": "asm", "mac_per_ns": 15.08},
    {"shape": "1536x8960", "kernel": "unroll4", "mac_per_ns": 42.05},
    {"shape": "1536x8960", "kernel": "amort", "mac_per_ns": 41.90},
    {"shape": "8960x1536", "kernel": "asm", "mac_per_ns": 15.87},
    {"shape": "8960x1536", "kernel": "unroll4", "mac_per_ns": 40.93},
    {"shape": "8960x1536", "kernel": "amort", "mac_per_ns": 41.43}
  ],
  "kernel_ratios": [
    {"shape": "1536x8960", "amort_over_unroll4": 0.996433, "amort_over_asm": 2.778515},
    {"shape": "8960x1536", "amort_over_unroll4": 1.012216, "amort_over_asm": 2.610586},
    {"shape": "1536x1536", "amort_over_unroll4": 1.020580, "amort_over_asm": 2.600126}
  ],
  "full_model": {
    "enabled": true,
    "model": "qwen2.5-1.5b",
    "source_kind": "gguf",
    "default_decode_tok_per_sec": 44.01664762433129,
    "amort_decode_tok_per_sec": 44.57873540826544,
    "amort_over_default": 1.012770
  },
  "baseline": {
    "artifact": "experiments/model-ladder/qwen25-1.5b-q8-cpu-parity-m3pro.json",
    "decode_tok_per_sec": 38.065806
  },
  "improvement": {
    "default_over_baseline": 1.156330,
    "amort_over_baseline": 1.171097
  },
  "interpretation": {
    "status": "exploratory_decode_capacity",
    "outcome": "Q8 decode worker-cap and amortized kernel probes beat the canonical Q8 CPU baseline modestly, but this row is exploratory and does not claim the tracked 2x/3x decode target."
  }
}
