Liger
Fused linear + CPO loss · seq = 1024 · batch = 16 · vocab = 128256 · hidden = 4096 · bf16 · run 01a0202b-216b…
●passedReported evidence
Not re-observed recently.
Primary measurement
250.2msmedian
Rank 1 in its comparison group · source-native comparison · observed 2024-11-14
ms 20 250.22178649902344 · ms 50 250.22178649902344 · ms 80 250.22178649902344
Identity
implementationLiger
projectLiger-Kernel
revisionunknown
workloadseq = 1024 · batch = 16 · vocab = 128256 · hidden = 4096 · bf16
comparison keysha256:d6d0eb7e6876b932…
sourceLiger-Kernel benchmarks
external idfused_linear_cpo_loss/full/liger/nvidia-a100-sxm4-80gb/batch16-hidden4096-seq1024-vocab128256-bf16/2024-11-14-16-55-55
sha256:5784958e7e2932bffdde8e3…
Correctness
Marked passed by the source; the correctness policy was not published.
Workload
seq1024
batch16
vocab128256
hidden4096
xbf16 [16, 1024, 4096]
targetint64 [16, 1024]
weightbf16 [128256, 4096]
definition comparatornot_asserted
Measurements
latency · median250.2 ms
latency · p20250.2 ms
latency · p80250.2 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.
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Canonical manifest
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{
"run": {
"kind": "BenchmarkRun",
"spec": {
"status": "passed",
"timing": {
"latencyNs": {
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},
"primaryStatistic": "median"
},
"observedAt": "2024-11-14T16:55:55.000Z",
"measurements": [
{
"unit": "ns",
"value": 250221786,
"metric": "latency",
"statistic": "p20"
},
{
"unit": "ns",
"value": 250221786,
"metric": "latency",
"statistic": "p80"
}
],
"sourceNative": {
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"metrics": {
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"ms_50": 250.22178649902344,
"ms_80": 250.22178649902344
},
"benchmark": "fused_linear_cpo_loss/full",
"externalId": "fused_linear_cpo_loss/full/liger/nvidia-a100-sxm4-80gb/batch16-hidden4096-seq1024-vocab128256-bf16/2024-11-14-16-55-55"
},
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"workloadDigest": "sha256:4bb144dee682a3d0f8090225aa9e3fb357af06cdec7bb9bdbcb3abd75e7ad88b",
"environmentDigest": "sha256:90c9e2764222f592477cfccf3373519add5a1b881563956ad058c4f99e41b6b9",
"implementationDigest": "sha256:f878fc81f19b5b711fb63099bd7fb6b35ee3ebcfdf145a4f0130d07f50432afb"
},
"metadata": {
"name": "liger-fused-linear-cpo-loss-full-liger-nvidia-a100-sxm4-80gb-batch16-hidden4096-seq1024-vocab128256-",
"title": "Fused linear + CPO loss · liger · full",
"labels": {
"liger_version": "0.4.1"
}
},
"apiVersion": "kernelindex.dev/v1alpha1"
},
"protocol": {
"kind": "BenchmarkProtocol",
"spec": {
"harness": {
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"repository": "https://github.com/linkedin/Liger-Kernel"
},
"measurement": {
"timer": "cuda_events",
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},
"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"
},
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},
"environment": {
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"spec": {
"hardware": {
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"product": "NVIDIA A100",
"formFactor": "SXM4-80GB",
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},
"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 + CPO loss →JSON