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Qwen3-8B · Q4_K_S

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Apple M5 Max128GBOllama v0.54L2 Cross-framework verified

This page aggregates 1 real-world runs of Qwen3-8B (Q4_K_S) on Apple M5 Max with Ollama, contributed by 1 independent source platforms; metrics are averages of published measurements.

185.61 tok/s

Decode

Decode speed

631.22 tok/s

Prefill

Prefill speed

0.14 s

TTFT

Time to first token

15.2 GB

VRAM

VRAM usage

L2 Cross-framework verified

1

Measured runs

1

Independent sources

Other

Source platforms

2 days ago

Last verified

Performance

  1. llama.cpp · IQ3_XS Decode 233.71 · Prefill 783.62 ·
  2. Ollama · IQ3_XS Decode 212.17 · Prefill 767.04 ·
  3. Ollama · Q4_K_S (current)Decode 185.61 · Prefill 631.22 ·
  4. llama.cpp · Q6_K Decode 137.3 · Prefill 696.86 ·
  5. Strata · Q4_K_M Decode 252.52 · Prefill 1255.16 ·

Core figures

Decode (avg)
185.61 tok/s
Prefill (avg)
631.22 tok/s
TTFT (avg)
0.14 s
VRAM (avg)
15.2 GB
MTP acceptance rate
—
TTFB
1.48 GB
Power draw
271.6 W

Configuration

Member-level fields are taken from the most recent run

Model
Qwen3-8B
Quantization
Q4_K_S
Framework
Ollama
Version
v0.54
Context length
4096 tokens
Batch size
512
GPU layers
28
Flash Attention
On

Hardware

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

GPU
Apple M5 Max
Nominal VRAM
128 GB
Measured VRAM (avg)
15.2 GB
OS
Ubuntu 24.04
Driver
565.57
CUDA
12.4
Power draw
271.6 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 24.04 · CUDA 12.4 · 4096 ctx

    185.61 tok/s

    Decode

    631.22 tok/s

    Prefill

    0.14 s

    TTFT

    15.2 GB

    VRAM

    —

    MTP

    271.6 W

    Power draw

    L2 batch seed 2026-10-16: Ollama on hw_id=28 running model_id=53 at Q4_K_S