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Decoder layer full block

43 eligible runs
decoder

Complete LLaMA decoder layer block fusing: input RMSNorm, multi-head GQA attention with RoPE, attention residual, post-attention RMSNorm, SwiGLU MLP, and MLP residual. This represents the atomic computational unit repeated across all layers.

Fastest reported
840.7µsmean · 62% of SOL
Amir M. Mir | SF TensorLicense unknown · unknown

Reported evidence · last observed 2026-07-24. Reported by source; not independently reproduced. No public source. License unknown.

No public sourceRun detail →

Current records

Workloadsuite of 18 cases · mean latencyone = 1 · head_dim = 128 · hidden_size = 4096 · kv_head_dim = 1024 · qkv_head_dim = 4096 · intermediate_size = 14336 · num_attention_heads = 32 · num_key_value_heads = 8 · num_key_value_groups = 418 cases

Not measured on H100 for this workload. Challenges →

Source-native comparison · GPU NVIDIA B200 · Workload suite of 18 cases · mean latency · Protocol SOL-ExecBench evaluation stack v1.1 · mean · 33 results · last observed 2026-08-24Record history →
#
Implementation
Latency
vs #1
Trust
Observed
1
840.7µs62% SOL
1.00×
Reported · license unknown · no source
2026-07-24

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
2
849.6µs63% SOL
1.01×
Reported · license unknown · no source
2026-07-14

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
3
990.2µs54% SOL
1.18×
Reported · license unknown · no source
2026-07-16

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
4
1.13ms48% SOL
1.35×
Reported · license unknown · no source
2026-07-10

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
5
1.16ms50% SOL
1.38×
Reported · license unknown · no source
2026-08-22

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
6
1.16ms50% SOL
1.38×
Reported · license unknown · no source
2026-08-20

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
7
1.17ms49% SOL
1.39×
Reported · license unknown · no source
2026-08-18

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
8
1.17ms49% SOL
1.39×
Reported · license unknown · no source
2026-07-10

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
9
1.19ms49% SOL
1.41×
Reported · license unknown · no source
2026-07-30

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
10
1.19ms49% SOL
1.42×
Reported · license unknown · no source
2026-07-10

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
11
1.21ms48% SOL
1.44×
Reported · license unknown · no source
2026-08-22

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
12
1.21ms48% SOL
1.44×
Reported · license unknown · no source
2026-08-19

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
13
1.21ms47% SOL
1.44×
Reported · license unknown · no source
2026-08-17

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
14
1.22ms47% SOL
1.45×
Reported · license unknown · no source
2026-08-16

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
15
1.22ms47% SOL
1.45×
Reported · license unknown · no source
2026-08-17

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
16
1.22ms48% SOL
1.45×
Reported · license unknown · no source
2026-07-10

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
17
1.23ms47% SOL
1.46×
Reported · license unknown · no source
2026-08-14

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
18
1.23ms47% SOL
1.47×
Reported · license unknown · no source
2026-08-18

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
19
1.23ms47% SOL
1.47×
Reported · license unknown · no source
2026-08-18

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
20
1.24ms47% SOL
1.47×
Reported · license unknown · no source
2026-08-23

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
21
1.24ms47% SOL
1.48×
Reported · license unknown · no source
2026-08-21

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
22
1.26ms47% SOL
1.49×
Reported · license unknown · no source
2026-08-23

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
23
1.26ms46% SOL
1.50×
Reported · license unknown · no source
2026-08-20

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
24
1.28ms46% SOL
1.52×
Reported · license unknown · no source
2026-08-22

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
25
1.33ms44% SOL
1.58×
Reported · license unknown · no source
2026-08-10

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
26
1.34ms44% SOL
1.60×
Reported · license unknown · no source
2026-08-24

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
27
1.39ms44% SOL
1.65×
Reported · license unknown · no source
2026-07-10

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
28
1.39ms43% SOL
1.65×
Reported · license unknown · no source
2026-08-15

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
29
1.70ms33% SOL
2.02×
Reported · license unknown · no source
2026-07-25

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
30
1.84ms32% SOL
2.19×
Reported · license unknown · no source
2026-08-09

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
31
1.91ms30% SOL
2.27×
Reported · license unknown · no source
2026-07-29

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
32
21.0ms4% SOL
25.00×
Reported · license unknown · no source
2026-07-26

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
33
21.1ms4% SOL
25.08×
Reported · license unknown · no source
2026-07-26

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →

Implementations

Implementation
Runtime
Best latency
Evidence
Availability
unknown
1.19ms
1.42×
Reported
license unknown · no source
unknown
1.31ms
1.56×
Reported
license unknown · no source
unknown
1.41ms
1.68×
Reported
license unknown · no source
unknown
1.91ms
2.27×
Reported
license unknown · no source
unknown
1.16ms
1.38×
Reported
license unknown · no source
unknown
1.22ms
1.45×
Reported
license unknown · no source
unknown
1.21ms
1.44×
Reported
license unknown · no source
unknown
849.6µs
1.01×
Reported
license unknown · no source
Show all 43 implementations ›
unknown
840.7µs
1.00×
Reported
license unknown · no source
unknown
990.2µs
1.18×
Reported
license unknown · no source
unknown
1.07ms
1.28×
Reported
license unknown · no source
unknown
1.16ms
1.38×
Reported
license unknown · no source
unknown
1.16ms
1.38×
Reported
license unknown · no source
unknown
1.18ms
1.40×
Reported
license unknown · no source
unknown
1.19ms
1.41×
Reported
license unknown · no source
unknown
1.15ms
1.37×
Reported
license unknown · no source
unknown
1.17ms
1.39×
Reported
license unknown · no source
unknown
1.17ms
1.39×
Reported
license unknown · no source
unknown
1.13ms
1.35×
Reported
license unknown · no source
unknown
1.20ms
1.43×
Reported
license unknown · no source
unknown
1.21ms
1.44×
Reported
license unknown · no source
unknown
1.21ms
1.44×
Reported
license unknown · no source
unknown
1.22ms
1.45×
Reported
license unknown · no source
unknown
1.22ms
1.45×
Reported
license unknown · no source
unknown
1.23ms
1.47×
Reported
license unknown · no source
unknown
1.23ms
1.46×
Reported
license unknown · no source
unknown
1.26ms
1.49×
Reported
license unknown · no source
unknown
1.24ms
1.48×
Reported
license unknown · no source
unknown
1.24ms
1.47×
Reported
license unknown · no source
unknown
1.23ms
1.47×
Reported
license unknown · no source
unknown
1.26ms
1.50×
Reported
license unknown · no source
unknown
1.28ms
1.52×
Reported
license unknown · no source
unknown
1.26ms
1.50×
Reported
license unknown · no source
unknown
1.34ms
1.60×
Reported
license unknown · no source
unknown
1.33ms
1.58×
Reported
license unknown · no source
unknown
1.39ms
1.65×
Reported
license unknown · no source
unknown
1.39ms
1.65×
Reported
license unknown · no source
unknown
1.70ms
2.02×
Reported
license unknown · no source
unknown
1.84ms
2.19×
Reported
license unknown · no source
unknown
2.72ms
3.23×
Reported
license unknown · no source
unknown
21.0ms
24.98×
Reported
license unknown · no source
unknown
21.0ms
25.00×
Reported
license unknown · no source
unknown
21.1ms
25.08×
Reported
license unknown · no source

Semantics

Inputs and outputs
hidden_statesfp32 [batch_size, seq_len, hidden_size]
cosfp32 [batch_size, seq_len, head_dim]
sinfp32 [batch_size, seq_len, head_dim]
attention_maskfp32 [batch_size, one, seq_len, seq_len]
input_layernorm_weightfp32 [hidden_size]
q_proj_weightfp32 [qkv_head_dim, hidden_size]
k_proj_weightfp32 [kv_head_dim, hidden_size]
v_proj_weightfp32 [kv_head_dim, hidden_size]
o_proj_weightfp32 [hidden_size, qkv_head_dim]
post_attention_layernorm_weightfp32 [hidden_size]
gate_proj_weightfp32 [intermediate_size, hidden_size]
up_proj_weightfp32 [intermediate_size, hidden_size]
down_proj_weightfp32 [hidden_size, intermediate_size]
rms_norm_epsfp32 scalar
outputfp32 [batch_size, seq_len, hidden_size]
Axes and behavior
oneconstant = 1
seq_lenvariable
head_dimconstant = 128
batch_sizevariable
hidden_sizeconstant = 4096
kv_head_dimkv_head_dim = num_key_value_heads * head_dim
qkv_head_dimqkv_head_dim = num_attention_heads * head_dim
intermediate_sizeconstant = 14336
num_attention_headsconstant = 32
num_key_value_headsconstant = 8
num_key_value_groupsnum_key_value_groups = num_attention_heads // num_key_value_heads
determinismunspecified
constraintsNo mutation or aliasing
Identity
alias002_decoder_layer_full_blockmodeldeephermes-3-llama-3-8b-previewsha256436c9d088953…
Sources: NVIDIA SOL-ExecBench (2026-08-24)last observed 2026-08-24How records are decidedJSON