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gemma-4-31B-it · Q3_K_M

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NVIDIA H100 80GB HBM380GBvLLM v0.42L2 Cross-framework verified

This page aggregates 1 real-world runs of gemma-4-31B-it (Q3_K_M) on NVIDIA H100 80GB HBM3 with vLLM, contributed by 1 independent source platforms; metrics are averages of published measurements.

275.73 tok/s

Decode

Decode speed

1,508 tok/s

Prefill

Prefill speed

1.79 s

TTFT

Time to first token

46.37 GB

VRAM

VRAM usage

L2 Cross-framework verified

1

Measured runs

1

Independent sources

Other

Source platforms

16 days ago

Last verified

Performance

  1. vLLM · IQ3_XS Decode 338.72 · Prefill 1535.63 ·
  2. vLLM · Q3_K_M (current)Decode 275.73 · Prefill 1508 ·
  3. Strata · Q5_K_S Decode 299.9 · Prefill 1290.71 ·
  4. Strata · Q6_K Decode 276.83 · Prefill 1508.76 ·

Core figures

Decode (avg)
275.73 tok/s
Prefill (avg)
1,508 tok/s
TTFT (avg)
1.79 s
VRAM (avg)
46.37 GB
MTP acceptance rate
—
TTFB
2.21 GB
Power draw
586.2 W

Configuration

Member-level fields are taken from the most recent run

Model
gemma-4-31B-it
Quantization
Q3_K_M
Framework
vLLM
Version
v0.42
Context length
8192 tokens
Batch size
16
GPU layers
999
Flash Attention
On

Hardware

Nominal and measured figures are shown side by side; whether it runs is the reader's call

GPU
NVIDIA H100 80GB HBM3
Nominal VRAM
80 GB
Measured VRAM (avg)
46.37 GB
OS
Ubuntu 22.04
Driver
572.83
CUDA
12.8
Power draw
586.2 W

Sources & evidence

1 measured records in total, each traceable to its original source

  1. L2 Cross-framework verifiedOtherOriginal link Verified on 2026-10-19

    v0.42 · Ubuntu 22.04 · CUDA 12.8 · 8192 ctx

    275.73 tok/s

    Decode

    1,508 tok/s

    Prefill

    1.79 s

    TTFT

    46.37 GB

    VRAM

    —

    MTP

    586.2 W

    Power draw

    L2 batch seed 2026-10-19: vLLM on hw_id=55 running model_id=63 at Q3_K_M