PyTorch
Total variation distance loss · vocab = 4096 · tokens = 16384 · fp32 · run 01a0202b-2346…
●passedReported evidence
Not re-observed recently.
Primary measurement
2.13msmedian
Rank 2 in its comparison group · source-native comparison · observed 2026-03-03
ms 20 2.1249279975891113 · ms 50 2.1256959438323975 · ms 80 2.1270463466644287
Identity
implementationPyTorch
projectPyTorch
revisionunknown
workloadvocab = 4096 · tokens = 16384 · fp32
comparison keysha256:b12c91bbf4ec4861…
sourceLiger-Kernel benchmarks
external idtvd/full/torch/nvidia-h100-80gb-hbm3/tokens16384-vocab4096-fp32/2026-03-03-23-02-54
sha256:6f64904fa7f2b72e6feb39b…
Correctness
Marked passed by the source; the correctness policy was not published.
Workload
vocab4096
tokens16384
pfp32 [16384, 4096]
qfp32 [16384, 4096]
definition comparatornot_asserted
Measurements
latency · median2.13 ms
latency · p202.12 ms
latency · p802.13 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
No attestations yet.
Community attestations. They never change the evidence level; only a KernelIndex-controlled rerun does.
Add a reproduction or note
Canonical manifest
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{
"run": {
"kind": "BenchmarkRun",
"spec": {
"status": "passed",
"timing": {
"latencyNs": {
"median": 2125696
},
"primaryStatistic": "median"
},
"observedAt": "2026-03-03T23:02:54.000Z",
"measurements": [
{
"unit": "ns",
"value": 2124928,
"metric": "latency",
"statistic": "p20"
},
{
"unit": "ns",
"value": 2127046,
"metric": "latency",
"statistic": "p80"
}
],
"sourceNative": {
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"metrics": {
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"ms_50": 2.1256959438323975,
"ms_80": 2.1270463466644287
},
"benchmark": "tvd/full",
"externalId": "tvd/full/torch/nvidia-h100-80gb-hbm3/tokens16384-vocab4096-fp32/2026-03-03-23-02-54"
},
"protocolDigest": "sha256:5b02ee9a2140fbc6fcc1c89800f6c177ba22718c8897cb532bf0ba91867c1e58",
"workloadDigest": "sha256:276eba1570492bcee49b9c2c6140df552b2ce740234e45f2d6352b31a9d8a305",
"environmentDigest": "sha256:2750ae381d6de582f1eb6b9008e0987463d19ede8af127d97d76c5ae09121393",
"implementationDigest": "sha256:8171e09143a94e4468f31e2a0f817f4d939b5014f388da04142ddb5acea9bcfd"
},
"metadata": {
"name": "liger-tvd-full-torch-nvidia-h100-80gb-hbm3-tokens16384-vocab4096-fp32-2026-03-03-23-02-54",
"title": "Total variation distance loss · torch · full",
"labels": {
"liger_version": "0.7.0"
}
},
"apiVersion": "kernelindex.dev/v1alpha1"
},
"protocol": {
"kind": "BenchmarkProtocol",
"spec": {
"harness": {
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"repository": "https://github.com/linkedin/Liger-Kernel"
},
"measurement": {
"timer": "cuda_events",
"primaryStatistic": "median"
},
"comparability": {
"notes": "Timed: the forward pass plus the backward 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-full",
"title": "Liger benchmark harness · full 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"
}
}Cite this record (permalink, digest, access date)
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Published 2026-08-20 · Liger-Kernel benchmarks · BSD-2-ClauseAll results for Total variation distance loss →JSON