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Liger

Total variation distance loss · vocab = 131072 · tokens = 16384 · fp32 · run 01a0202b-2345…
●passedReported evidence

Not re-observed recently.

Primary measurement
8.50msmedian

Rank 1 in its comparison group · source-native comparison · observed 2026-03-03

ms 20 8.498592376708984 · ms 50 8.501215934753418 · ms 80 8.50380802154541

Identity
implementationLiger
projectLiger-Kernel
revisionunknown
workloadvocab = 131072 · tokens = 16384 · fp32
comparison keysha256:bbe386eabde95a55…
sourceLiger-Kernel benchmarks
external idtvd/forward/liger/nvidia-h100-80gb-hbm3/tokens16384-vocab131072-fp32/2026-03-03-23-02-50
sha256:264955c214bed0123d88414…

Correctness

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

Workload

vocab131072
tokens16384
pfp32 [16384, 131072]
qfp32 [16384, 131072]
definition comparatornot_asserted

Measurements

latency · median8.50 ms
latency · p208.50 ms
latency · p808.50 ms

Protocol

harnessLiger-Kernel benchmark scripts
timercuda_events
primaryStatisticmedian
comparabilityFamilyliger_kernel_bench

Environment

gpuNVIDIA H100 (sm_90)

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": {
          "median": 8501216
        },
        "primaryStatistic": "median"
      },
      "observedAt": "2026-03-03T23:02:50.000Z",
      "measurements": [
        {
          "unit": "ns",
          "value": 8498592,
          "metric": "latency",
          "statistic": "p20"
        },
        {
          "unit": "ns",
          "value": 8503808,
          "metric": "latency",
          "statistic": "p80"
        }
      ],
      "sourceNative": {
        "source": "liger-kernel-bench",
        "metrics": {
          "ms_20": 8.498592376708984,
          "ms_50": 8.501215934753418,
          "ms_80": 8.50380802154541
        },
        "benchmark": "tvd/forward",
        "externalId": "tvd/forward/liger/nvidia-h100-80gb-hbm3/tokens16384-vocab131072-fp32/2026-03-03-23-02-50"
      },
      "protocolDigest": "sha256:a79eaf4df66c97c6adc1fb2d09df78682155d1ea86652ae0b70199875bde7747",
      "workloadDigest": "sha256:23fdd2e6a027582e017170c0d61fe8832cf35dc95fd23aa1b9932a7c99d69384",
      "environmentDigest": "sha256:2750ae381d6de582f1eb6b9008e0987463d19ede8af127d97d76c5ae09121393",
      "implementationDigest": "sha256:e90d40434eb4d4d8e22f5925492553f5dc44d84e54cce8c765357dd7df524a26"
    },
    "metadata": {
      "name": "liger-tvd-forward-liger-nvidia-h100-80gb-hbm3-tokens16384-vocab131072-fp32-2026-03-03-23-02-50",
      "title": "Total variation distance loss · liger · forward",
      "labels": {
        "liger_version": "0.7.0"
      }
    },
    "apiVersion": "kernelindex.dev/v1alpha1"
  },
  "protocol": {
    "kind": "BenchmarkProtocol",
    "spec": {
      "harness": {
        "name": "Liger-Kernel benchmark scripts",
        "repository": "https://github.com/linkedin/Liger-Kernel"
      },
      "measurement": {
        "timer": "cuda_events",
        "primaryStatistic": "median"
      },
      "comparability": {
        "notes": "Timed: the module forward pass, via triton.testing.do_bench with quantiles 0.5/0.2/0.8 (median with p20/p80 spread). The upstream CSV records no CUDA, driver, or torch version; the Liger release rides each run's labels. Comparable only within one kernel, workload, timed pass, and GPU.",
        "family": "liger_kernel_bench"
      }
    },
    "metadata": {
      "name": "liger-bench-do-bench-forward",
      "title": "Liger benchmark harness · forward pass"
    },
    "apiVersion": "kernelindex.dev/v1alpha1"
  },
  "environment": {
    "kind": "ExecutionEnvironment",
    "spec": {
      "hardware": {
        "vendor": "nvidia",
        "product": "NVIDIA H100",
        "formFactor": "80GB HBM3",
        "architecture": "sm_90"
      },
      "software": {}
    },
    "metadata": {
      "name": "liger-bench-nvidia-h100-80gb-hbm3",
      "title": "Liger benchmark host · H100 80GB HBM3"
    },
    "apiVersion": "kernelindex.dev/v1alpha1"
  }
}
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