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Qwen3-4B-Thinking-2507 · Q5_K_M

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NVIDIA DGX Spark128GBStrata v0.54L2 Cross-framework verified

This page aggregates 1 real-world runs of Qwen3-4B-Thinking-2507 (Q5_K_M) on NVIDIA DGX Spark with Strata, contributed by 1 independent source platforms; metrics are averages of published measurements.

220.61 tok/s

Decode

Decode speed

780.86 tok/s

Prefill

Prefill speed

1.84 s

TTFT

Time to first token

9.91 GB

VRAM

VRAM usage

L2 Cross-framework verified

1

Measured runs

1

Independent sources

Other

Source platforms

2 days ago

Last verified

Performance

  1. vLLM · IQ1_S Decode 291.5 · Prefill 1360.04 ·
  2. vLLM · Q5_K_M Decode 151.71 · Prefill 832.95 ·
  3. Strata · Q5_K_M (current)Decode 220.61 · Prefill 780.86 ·
  4. Ollama · Q3_K_L Decode 191.76 · Prefill 876.65 ·
  5. Ollama · Q5_K_S Decode 148.12 · Prefill 634.82 ·

Core figures

Decode (avg)
220.61 tok/s
Prefill (avg)
780.86 tok/s
TTFT (avg)
1.84 s
VRAM (avg)
9.91 GB
MTP acceptance rate
0.61
TTFB
1.76 GB
Power draw
261.5 W

Configuration

Member-level fields are taken from the most recent run

Model
Qwen3-4B-Thinking-2507
Quantization
Q5_K_M
Framework
Strata
Version
v0.54
Context length
8192 tokens
Batch size
256
GPU layers
12
Flash Attention
On

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)
9.91 GB
OS
Ubuntu 22.04
Driver
570.86
CUDA
12.8
Power draw
261.5 W

Sources & evidence

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

  1. L2 Cross-framework verifiedOtherOriginal link Verified on 2026-10-16

    v0.54 · Ubuntu 22.04 · CUDA 12.8 · 8192 ctx

    220.61 tok/s

    Decode

    780.86 tok/s

    Prefill

    1.84 s

    TTFT

    9.91 GB

    VRAM

    0.61

    MTP

    261.5 W

    Power draw

    L2 batch seed 2026-10-16: Strata on hw_id=54 running model_id=57 at Q5_K_M