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gpt-o3 / tritona796ab

GEMM n128 k2048 · m = 12853 · fp16 · run 01a02032-5aca…
●passedReported evidence

Not re-observed recently.

Primary measurement
65.1µsmean

Rank 5 in its comparison group · source-native comparison · observed 2025-10-16

Compare with #1 →

3.08× reference

Identity
implementationgpt-o3_triton_a796ab
projectgpt-o3
revisionda915083d4c7c5e61aa3005e3d17ae488e0fc71c
workloadm = 12853 · fp16
comparison keysha256:f32b0055d5235594…
sourceFlashInfer-Bench
external idtrace/gpt-o3_triton_a796ab/5893ab1a-2e62-4157-b845-ee089f9fb9f4
sha256:c356e338b83b65e6d6126dc…

Correctness

comparatorflashinfer_bench_eval
max absolute error0
max relative error0
resultpassed

Workload

m12853
afp16 [12853, 2048]
bfp16 [128, 2048]
definition comparatorsol_execbench_eval

Measurements

latency · mean65.1 µs

Protocol

harnessflashinfer-bench
timerharness_reported
primaryStatisticmean
correctnessReferencedefinition reference implementation
comparabilityFamilyflashinfer_bench_trace

Environment

gpuNVIDIA B200 (unknown)
cudaToolkit12.8
frameworkpytorch 2.8.0+cu128

Artifacts

No artifacts published with this run.

Replications and notes

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Canonical manifest

Show manifest
{
  "run": {
    "kind": "BenchmarkRun",
    "spec": {
      "status": "passed",
      "timing": {
        "latencyNs": {
          "mean": 65081
        },
        "primaryStatistic": "mean"
      },
      "observedAt": "2025-10-16T01:12:53.731Z",
      "correctness": {
        "comparator": "sol_execbench_eval",
        "maximumAbsoluteError": 0,
        "maximumRelativeError": 0
      },
      "sourceNative": {
        "source": "flashinfer-bench",
        "metrics": {
          "latency_ms": 0.06508091292369463,
          "speedup_factor": 3.076467692078682,
          "reference_latency_ms": 0.20021932598073247
        },
        "benchmark": "gemm_n128_k2048"
      },
      "protocolDigest": "sha256:7d44d206ad086b4bece35ce31f6531ebb11f07e0d9dcfb74c75be86d3ec02095",
      "workloadDigest": "sha256:2866f377ec935787ca178cad2710c022bd82b314f9656c8692ac30ec7b33c256",
      "environmentDigest": "sha256:f4292a8be127b7230cd3995c1d605fb6c644e2c2f94566e1d28cc1be766ca5d5",
      "implementationDigest": "sha256:4e11feadfd6f90d6e9e5bde81706ab18677688caf7d4c78ec7b940c13937b104"
    },
    "metadata": {
      "name": "sol-trace-gemm-n128-k2048-5893ab1a",
      "title": "gpt-o3_triton_a796ab · gemm_n128_k2048"
    },
    "apiVersion": "kernelindex.dev/v1alpha1"
  },
  "protocol": {
    "kind": "BenchmarkProtocol",
    "spec": {
      "harness": {
        "name": "flashinfer-bench",
        "repository": "https://github.com/flashinfer-ai/flashinfer-bench"
      },
      "correctness": {
        "reference": "definition reference implementation",
        "comparator": "flashinfer_bench_eval"
      },
      "measurement": {
        "timer": "harness_reported",
        "primaryStatistic": "mean"
      },
      "comparability": {
        "family": "flashinfer_bench_trace"
      }
    },
    "metadata": {
      "name": "flashinfer-bench-trace",
      "title": "FlashInfer-Bench trace harness"
    },
    "apiVersion": "kernelindex.dev/v1alpha1"
  },
  "environment": {
    "kind": "ExecutionEnvironment",
    "spec": {
      "hardware": {
        "vendor": "nvidia",
        "product": "NVIDIA B200",
        "architecture": "unknown"
      },
      "software": {
        "framework": {
          "name": "pytorch",
          "version": "2.8.0+cu128"
        },
        "libraries": {
          "triton": "3.4.0"
        },
        "cudaToolkit": "12.8"
      }
    },
    "metadata": {
      "name": "sol-trace-nvidia-b200-2-8-0-cu128-3-4-0-12-8",
      "title": "NVIDIA B200 (trace-reported software)"
    },
    "apiVersion": "kernelindex.dev/v1alpha1"
  }
}
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Published 2026-08-20 · FlashInfer-Bench · Apache-2.0All results for GEMM n128 k2048 →JSON