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Qwen3.5-4B · Q4_K_S

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Apple M4 Pro64GBOllama v0.43L2 Cross-framework verified

This page aggregates 1 real-world runs of Qwen3.5-4B (Q4_K_S) on Apple M4 Pro with Ollama, contributed by 1 independent source platforms; metrics are averages of published measurements.

136.48 tok/s

Decode

Decode speed

705.2 tok/s

Prefill

Prefill speed

1.75 s

TTFT

Time to first token

8.65 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 · Q4_K_S (current)Decode 136.48 · Prefill 705.2 ·

Core figures

Decode (avg)
136.48 tok/s
Prefill (avg)
705.2 tok/s
TTFT (avg)
1.75 s
VRAM (avg)
8.65 GB
MTP acceptance rate
—
TTFB
1.09 GB
Power draw
128.8 W

Configuration

Member-level fields are taken from the most recent run

Model
Qwen3.5-4B
Quantization
Q4_K_S
Framework
Ollama
Version
v0.43
Context length
4096 tokens
Batch size
256
GPU layers
20
Flash Attention
On

Hardware

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

GPU
Apple M4 Pro
Nominal VRAM
64 GB
Measured VRAM (avg)
8.65 GB
OS
macOS 15.0
Driver
Apple M4 Pro
CUDA
N/A
Power draw
128.8 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

    v0.43 · macOS 15.0 · CUDA N/A · 4096 ctx

    136.48 tok/s

    Decode

    705.2 tok/s

    Prefill

    1.75 s

    TTFT

    8.65 GB

    VRAM

    —

    MTP

    128.8 W

    Power draw

    L2 batch seed 2026-10-13: Ollama on hw_id=25 running model_id=48 at Q4_K_S