Skip to content
KernelIndex
Search⌘K

llama-3-1-8b

best known per operation on the selected GPU
14 operations · 5 families · 1,886 eligible runs

0 of 14 operations have a usable best known on NVIDIA B200 · 14 without one

Best known on NVIDIA B200

Operation · workload
Best known
Record
Trust
Observed
gemm4 operations
GEMM n28672 k4096fp16 · [8, 4096]
55.4µs
Reported · Apache-2.0 · source
2025-10-16stale

No entry in this cohort passes the usability policy (no install recipe); the fastest known is shown. Measured by the source's own harness. Ranked by its metric under ranking-v1. 7 more entries in this cohort.

GEMM n4096 k14336fp16 · [16, 14336]
35.6µs
Reported · Apache-2.0 · source
2025-10-20stale

No entry in this cohort passes the usability policy (no install recipe); the fastest known is shown. Measured by the source's own harness. Ranked by its metric under ranking-v1. 5 more entries in this cohort.

GEMM n4096 k4096fp16 · [128, 4096]
16.1µs
Reported · Apache-2.0 · source
2025-10-16stale

No entry in this cohort passes the usability policy (no install recipe); the fastest known is shown. Measured by the source's own harness. Ranked by its metric under ranking-v1. 8 more entries in this cohort.

GEMM n6144 k4096fp16 · [7, 4096]
18.3µs
Reported · Apache-2.0 · source
2025-10-16stale

No entry in this cohort passes the usability policy (no install recipe); the fastest known is shown. Measured by the source's own harness. Ranked by its metric under ranking-v1. 5 more entries in this cohort.

gqa-paged-attention3 operations
GQA paged decode h32 kv8 d128 ps1bf16 · [1, 32, 128] · num pages 18 · num kv indices 2
8.19µs
Reproduction-ready · Apache-2.0 · source
2025-10-16stale

No entry in this cohort passes the usability policy (no install recipe); the fastest known is shown. Measured by the source's own harness. Ranked by its metric under ranking-v1. 6 more entries in this cohort.

GQA paged decode h32 kv8 d128 ps64bf16 · [4, 32, 128] · num pages 349 · num kv indices 212
28.8µs
Reported · Apache-2.0 · source
2026-04-30

No entry in this cohort passes the usability policy (no install recipe); the fastest known is shown. Measured by the source's own harness. Ranked by its metric under ranking-v1.

31.5µs
Reported · Apache-2.0 · source
2025-10-21stale

No entry in this cohort passes the usability policy (no install recipe); the fastest known is shown. Measured by the source's own harness. Ranked by its metric under ranking-v1. 6 more entries in this cohort.

rmsnorm2 operations
Fused add RMSNorm h4096bf16 · [4096] · batch 7
6.64µs
Reported · Apache-2.0 · source
2025-10-16stale

No entry in this cohort passes the usability policy (no install recipe); the fastest known is shown. Measured by the source's own harness. Ranked by its metric under ranking-v1. 7 more entries in this cohort.

RMSNorm h4096bf16 · [4096] · batch 16
7.27µs
Reproduction-ready · Apache-2.0 · source
2025-10-16stale

No entry in this cohort passes the usability policy (no install recipe); the fastest known is shown. Measured by the source's own harness. Ranked by its metric under ranking-v1. 5 more entries in this cohort.

gqa-ragged-attention1 operation
GQA ragged prefill causal h32 kv8 d128bf16 · [35, 8, 128] · #10e83c
11.0µs
Reported · Apache-2.0 · source
2025-10-21stale

No entry in this cohort passes the usability policy (no install recipe); the fastest known is shown. Measured by the source's own harness. Ranked by its metric under ranking-v1. 19 more entries in this cohort.

Coverage gaps on NVIDIA B200

Operation
Family
Status
gqa-paged-attention
0 eligible runs · gap
sampling
0 eligible runs · gap
sampling
0 eligible runs · gap
sampling
0 eligible runs · gap
gemm
measured · no usable entry (no install recipe)
gemm
measured · no usable entry (no install recipe)
gemm
measured · no usable entry (no install recipe)
gemm
measured · no usable entry (no install recipe)
gqa-paged-attention
measured · no usable entry (no install recipe)
gqa-paged-attention
measured · no usable entry (no install recipe)
gqa-paged-attention
measured · no usable entry (no install recipe)
rmsnorm
measured · no usable entry (no install recipe)
rmsnorm
measured · no usable entry (no install recipe)
gqa-ragged-attention
measured · no usable entry (no install recipe)

No eligible evidence yet for these operations. Challenges →

Sources: FlashInfer-Bench (2026-04-30) · Apache-2.0How comparison worksJSON