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Qwen3.8-9B · Q4_K_S

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Apple M1 Maxllama.cpp v0.28L2 Cross-framework verified

This page aggregates 1 real-world runs of Qwen3.8-9B (Q4_K_S) on Apple M1 Max with llama.cpp, contributed by 1 independent source platforms; metrics are averages of published measurements.

83.02 tok/s

Decode

Decode speed

308.94 tok/s

Prefill

Prefill speed

1.57 s

TTFT

Time to first token

16.84 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_S Decode 82.95 · Prefill 300.79 ·
  2. llama.cpp · Q4_K_S (current)Decode 83.02 · Prefill 308.94 ·
  3. Ollama · Q2_K Decode 100.43 · Prefill 476.64 ·
  4. Ollama · Q5_K_S Decode 62.86 · Prefill 246.16 ·

Core figures

Decode (avg)
83.02 tok/s
Prefill (avg)
308.94 tok/s
TTFT (avg)
1.57 s
VRAM (avg)
16.84 GB
MTP acceptance rate
—
TTFB
0.66 GB
Power draw
64 W

Configuration

Member-level fields are taken from the most recent run

Model
Qwen3.8-9B
Quantization
Q4_K_S
Framework
llama.cpp
Version
v0.28
Context length
32768 tokens
Batch size
256
GPU layers
33
Flash Attention
On

Hardware

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

GPU
Apple M1 Max
Measured VRAM (avg)
16.84 GB
OS
macOS 15.0
Driver
Apple M1 Max
CUDA
N/A
Power draw
64 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

    v0.28 · macOS 15.0 · CUDA N/A · 32768 ctx

    83.02 tok/s

    Decode

    308.94 tok/s

    Prefill

    1.57 s

    TTFT

    16.84 GB

    VRAM

    —

    MTP

    64 W

    Power draw

    L2 batch seed 2026-10-16: llama.cpp on hw_id=101 running model_id=52 at Q4_K_S