Run 01a0352a · KernelIndex

Primary measurement

362.5µsmean

Rank 9 in its comparison group · source-native comparison · observed 2026-04-14

Compare with #1 →

SOL 0.4601 · 0.91× reference · 4/18 cases faster

Identity

implementationCursor

projectCursor

revisionsubmission-772

workloadsuite of 18 cases · mean latency

comparison keysha256:b9827ac527008bed…

sourceNVIDIA SOL-ExecBench

external idsubmission/772

sha256:5828658fa0eef32afc68eae…

Correctness

Marked passed by the source; the correctness policy was not published.

Workload

definition comparatorsol_execbench_eval

descriptionCorrectness must pass on every case in the SOL evaluation stack.

Measurements

latency · mean362.5 µs

Protocol

harnessSOL-ExecBench evaluation stack v1.0

timerharness_reported

primaryStatisticmean

correctnessReferencedefinition reference implementation

comparabilityFamilysol_execbench_leaderboard

Environment

gpuNVIDIA B200 (sm_100)

Artifacts

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Replications and notes

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Canonical manifest

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{
  "run": {
    "kind": "BenchmarkRun",
    "spec": {
      "status": "passed",
      "timing": {
        "latencyNs": {
          "mean": 362512
        },
        "primaryStatistic": "mean"
      },
      "observedAt": "2026-04-14T21:45:23.335Z",
      "sourceNative": {
        "source": "sol-execbench",
        "metrics": {
          "sol_score": 0.460054,
          "latency_ms": 0.362512,
          "avg_speedup": 0.914,
          "fast_1_count": 4,
          "fast_1_total": 18
        },
        "benchmark": "067_flash_attention_gqa_ultralong",
        "externalId": "772"
      },
      "protocolDigest": "sha256:2964c5c4ed9cb0dcdc0f74674035bc71bf5e66620939e38441060f76434ed3e5",
      "workloadDigest": "sha256:71b2079de94aeaef1b065bf14c87c9a1856213fed197e57c377ff0def3203d08",
      "environmentDigest": "sha256:5296c820e166474e590abb1beaf7728cdfe0a4bde9bf55f8966a40f4f5401621",
      "implementationDigest": "sha256:195a2998f14fe3d724feac256eb0c0b2c5ddf79b0a732853ca93ba61bfd774c3"
    },
    "metadata": {
      "name": "sol-submission-772",
      "title": "Cursor · 067_flash_attention_gqa_ultralong · B200"
    },
    "apiVersion": "kernelindex.dev/v1alpha1"
  },
  "protocol": {
    "kind": "BenchmarkProtocol",
    "spec": {
      "harness": {
        "name": "SOL-ExecBench evaluation stack",
        "version": "v1.0"
      },
      "correctness": {
        "reference": "definition reference implementation",
        "comparator": "sol_execbench_eval"
      },
      "measurement": {
        "timer": "harness_reported",
        "primaryStatistic": "mean"
      },
      "comparability": {
        "notes": "Suite-mean latency and SOL-Score as published by the SOL-ExecBench leaderboard. Comparable only within one definition, GPU type, and evaluation stack version.",
        "family": "sol_execbench_leaderboard"
      }
    },
    "metadata": {
      "name": "sol-execbench-leaderboard-v1-0",
      "title": "SOL-ExecBench evaluation stack v1.0"
    },
    "apiVersion": "kernelindex.dev/v1alpha1"
  },
  "environment": {
    "kind": "ExecutionEnvironment",
    "spec": {
      "hardware": {
        "vendor": "nvidia",
        "product": "NVIDIA B200",
        "architecture": "sm_100"
      },
      "software": {
        "libraries": {
          "evaluation_stack": "v1.0"
        }
      }
    },
    "metadata": {
      "name": "sol-execbench-b200-v1-0",
      "title": "SOL-ExecBench NVIDIA B200, stack v1.0"
    },
    "apiVersion": "kernelindex.dev/v1alpha1"
  }
}

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Published 2026-08-24 · NVIDIA SOL-ExecBenchAll results for Flash attention GQA ultralong →JSON