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gemma-4-12B-it · Q5_K_M

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NVIDIA DGX Spark128GBStrata v0.25L2 Cross-framework verified

This page aggregates 1 real-world runs of gemma-4-12B-it (Q5_K_M) on NVIDIA DGX Spark with Strata, contributed by 1 independent source platforms; metrics are averages of published measurements.

139.24 tok/s

Decode

Decode speed

652.49 tok/s

Prefill

Prefill speed

0.19 s

TTFT

Time to first token

25.54 GB

VRAM

VRAM usage

L2 Cross-framework verified

1

Measured runs

1

Independent sources

Other

Source platforms

5 days ago

Last verified

Performance

  1. Ollama · Q2_K Decode 153.5 · Prefill 551.49 ·
  2. Strata · Q4_K_S Decode 156.45 · Prefill 581.38 ·
  3. Strata · Q5_K_M (current)Decode 139.24 · Prefill 652.49 ·

Core figures

Decode (avg)
139.24 tok/s
Prefill (avg)
652.49 tok/s
TTFT (avg)
0.19 s
VRAM (avg)
25.54 GB
MTP acceptance rate
0.68
TTFB
1.11 GB
Power draw
242.4 W

Configuration

Member-level fields are taken from the most recent run

Model
gemma-4-12B-it
Quantization
Q5_K_M
Framework
Strata
Version
v0.25
Context length
32768 tokens
Batch size
1024
GPU layers
12
Flash Attention
Off

Hardware

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

GPU
NVIDIA DGX Spark
Nominal VRAM
128 GB
Measured VRAM (avg)
25.54 GB
OS
Ubuntu 24.04
Driver
560.94
CUDA
12.8
Power draw
242.4 W

Sources & evidence

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

  1. L2 Cross-framework verifiedOtherOriginal link Verified on 2026-10-13

    v0.25 · Ubuntu 24.04 · CUDA 12.8 · 32768 ctx

    139.24 tok/s

    Decode

    652.49 tok/s

    Prefill

    0.19 s

    TTFT

    25.54 GB

    VRAM

    0.68

    MTP

    242.4 W

    Power draw

    L2 batch seed 2026-10-13: Strata on hw_id=54 running model_id=65 at Q5_K_M