Transformers
Fused linear + cross-entropy · vocab = 128256 · hidden = 4096 · tokens = 8192 · bf16 · run 01a0202b-2133…
●passedReported evidence
Not re-observed recently.
Primary measurement
38.0msmedian
Rank 1 in its comparison group · source-native comparison · observed 2024-11-22
ms 20 37.9546012878418 · ms 50 37.97203063964844 · ms 80 37.989463806152344
Identity
implementationTransformers
projectHugging Face Transformers
revisionunknown
workloadvocab = 128256 · hidden = 4096 · tokens = 8192 · bf16
comparison keysha256:5fabca310cdebdae…
sourceLiger-Kernel benchmarks
external idfused_linear_cross_entropy/forward/huggingface/nvidia-a100-sxm4-80gb/hidden4096-tokens8192-vocab128256-bf16/2024-11-22-17-44-34
sha256:48b42b5542942b0539f3085…
Correctness
Marked passed by the source; the correctness policy was not published.
Workload
vocab128256
hidden4096
tokens8192
xbf16 [8192, 4096]
targetint64 [8192]
weightbf16 [128256, 4096]
definition comparatornot_asserted
Measurements
latency · median38.0 ms
latency · p2038.0 ms
latency · p8038.0 ms
Protocol
harnessLiger-Kernel benchmark scripts
timercuda_events
primaryStatisticmedian
comparabilityFamilyliger_kernel_bench
Environment
gpuNVIDIA A100 (sm_80)
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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{
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"timing": {
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"observedAt": "2024-11-22T17:44:34.000Z",
"measurements": [
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},
{
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"metric": "latency",
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"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.",
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}
}Cite this record (permalink, digest, access date)
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Published 2026-08-20 · Liger-Kernel benchmarks · BSD-2-ClauseAll results for Fused linear + cross-entropy →JSON