Liger
Fused linear + cross-entropy · vocab = 128256 · hidden = 4096 · tokens = 16384 · bf16 · run 01a0202b-2130…
●passedReported evidence
Not re-observed recently.
Primary measurement
274.1msmedian
Rank 2 in its comparison group · source-native comparison · observed 2024-11-22
ms 20 274.07342529296875 · ms 50 274.07342529296875 · ms 80 274.07342529296875
Identity
implementationLiger
projectLiger-Kernel
revisionunknown
workloadvocab = 128256 · hidden = 4096 · tokens = 16384 · bf16
comparison keysha256:d910edbfc6be31e7…
sourceLiger-Kernel benchmarks
external idfused_linear_cross_entropy/forward/liger/nvidia-a100-sxm4-80gb/hidden4096-tokens16384-vocab128256-bf16/2024-11-22-17-44-03
sha256:b3b20f4a454b2a9a71a2c91…
Correctness
Marked passed by the source; the correctness policy was not published.
Workload
vocab128256
hidden4096
tokens16384
xbf16 [16384, 4096]
targetint64 [16384]
weightbf16 [128256, 4096]
definition comparatornot_asserted
Measurements
latency · median274.1 ms
latency · p20274.1 ms
latency · p80274.1 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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{
"run": {
"kind": "BenchmarkRun",
"spec": {
"status": "passed",
"timing": {
"latencyNs": {
"median": 274073425
},
"primaryStatistic": "median"
},
"observedAt": "2024-11-22T17:44:03.000Z",
"measurements": [
{
"unit": "ns",
"value": 274073425,
"metric": "latency",
"statistic": "p20"
},
{
"unit": "ns",
"value": 274073425,
"metric": "latency",
"statistic": "p80"
}
],
"sourceNative": {
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"metrics": {
"ms_20": 274.07342529296875,
"ms_50": 274.07342529296875,
"ms_80": 274.07342529296875
},
"benchmark": "fused_linear_cross_entropy/forward",
"externalId": "fused_linear_cross_entropy/forward/liger/nvidia-a100-sxm4-80gb/hidden4096-tokens16384-vocab128256-bf16/2024-11-22-17-44-03"
},
"protocolDigest": "sha256:a79eaf4df66c97c6adc1fb2d09df78682155d1ea86652ae0b70199875bde7747",
"workloadDigest": "sha256:c3fd7dcabc481639ad1bb6c563ca6279f254358aca177e511ac7f140be9a3fb5",
"environmentDigest": "sha256:90c9e2764222f592477cfccf3373519add5a1b881563956ad058c4f99e41b6b9",
"implementationDigest": "sha256:4f970577df89318b3944ff7b478fd52790063d9c16bfd99ccfcf824d1f17bdc8"
},
"metadata": {
"name": "liger-fused-linear-cross-entropy-forward-liger-nvidia-a100-sxm4-80gb-hidden4096-tokens16384-vocab128",
"title": "Fused linear + cross-entropy · liger · forward",
"labels": {
"liger_version": "0.4.2"
}
},
"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 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 A100",
"formFactor": "SXM4-80GB",
"architecture": "sm_80"
},
"software": {}
},
"metadata": {
"name": "liger-bench-nvidia-a100-sxm4-80gb",
"title": "Liger benchmark host · A100-SXM4-80GB"
},
"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 Fused linear + cross-entropy →JSON