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Qwen3-4B · IQ4_XS

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Apple M5 Max128GBStrata v0.54L2 Cross-framework verified

This page aggregates 1 real-world runs of Qwen3-4B (IQ4_XS) on Apple M5 Max with Strata, contributed by 1 independent source platforms; metrics are averages of published measurements.

357.04 tok/s

Decode

Decode speed

1,403.97 tok/s

Prefill

Prefill speed

0.83 s

TTFT

Time to first token

8.32 GB

VRAM

VRAM usage

L2 Cross-framework verified

1

Measured runs

1

Independent sources

Other

Source platforms

5 days ago

Last verified

Performance

  1. llama.cpp · Q3_K_L Decode 253.55 · Prefill 980.61 ·
  2. Ollama · IQ2_XS Decode 308.45 · Prefill 1307.27 ·
  3. Ollama · IQ3_XS Decode 249.13 · Prefill 1132.99 ·
  4. Ollama · Q5_K_M Decode 194.79 · Prefill 989.8 ·
  5. Strata · IQ4_XS (current)Decode 357.04 · Prefill 1403.97 ·

Core figures

Decode (avg)
357.04 tok/s
Prefill (avg)
1,403.97 tok/s
TTFT (avg)
0.83 s
VRAM (avg)
8.32 GB
MTP acceptance rate
0.77
TTFB
2.86 GB
Power draw
138 W

Configuration

Member-level fields are taken from the most recent run

Model
Qwen3-4B
Quantization
IQ4_XS
Framework
Strata
Version
v0.54
Context length
16384 tokens
Batch size
256
GPU layers
15
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)
8.32 GB
OS
macOS 15.0
Driver
Apple M5 Max
CUDA
N/A
Power draw
138 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

    v0.54 · macOS 15.0 · CUDA N/A · 16384 ctx

    357.04 tok/s

    Decode

    1,403.97 tok/s

    Prefill

    0.83 s

    TTFT

    8.32 GB

    VRAM

    0.77

    MTP

    138 W

    Power draw

    L2 batch seed 2026-10-13: Strata on hw_id=28 running model_id=54 at IQ4_XS