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Qwen3.5-4B · Q5_K_S
Apple M5 Max128GBOllama v0.50L2 Cross-framework verified
This page aggregates 1 real-world runs of Qwen3.5-4B (Q5_K_S) on Apple M5 Max with Ollama, contributed by 1 independent source platforms; metrics are averages of published measurements.
65.93 tok/s
Decode
Decode speed
214.6 tok/s
Prefill
Prefill speed
1.4 s
TTFT
Time to first token
9.66 GB
VRAM
VRAM usage
L2 Cross-framework verified
1
Measured runs
1
Independent sources
Other
Source platforms
17 days ago
Last verified
Performance
- llama.cpp · Q3_K_L Decode 104.81 · Prefill 351.35 ·
- Ollama · IQ1_S Decode 115.64 · Prefill 505.04 ·
- Ollama · Q5_K_S (current)Decode 65.93 · Prefill 214.6 ·
- llama.cpp · IQ3_S Decode 279.98 · Prefill 1354 ·
- Strata · Q3_K_L Decode 354.31 · Prefill 1310.91 ·
- Strata · Q5_K_S Decode 279.1 · Prefill 1192.93 ·
- vLLM · IQ2_M Decode 364.07 · Prefill 1250.03 ·
- vLLM · Q4_K_S Decode 256.46 · Prefill 848.78 ·
- Strata · Q5_K_M Decode 272.64 · Prefill 963.9 ·
Core figures
- Decode (avg)
- 65.93 tok/s
- Prefill (avg)
- 214.6 tok/s
- TTFT (avg)
- 1.4 s
- VRAM (avg)
- 9.66 GB
- MTP acceptance rate
- —
- TTFB
- 0.53 GB
- Power draw
- 53.3 W
Configuration
Member-level fields are taken from the most recent run
- Model
- Qwen3.5-4B
- Quantization
- Q5_K_S
- Framework
- Ollama
- Version
- v0.50
- Context length
- 4096 tokens
- Batch size
- 512
- GPU layers
- 99
- 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)
- 9.66 GB
- OS
- macOS 26.1
- Power draw
- 53.3 W
Sources & evidence
1 measured records in total, each traceable to its original source
v0.50 · macOS 26.1 · 4096 ctx
65.93 tok/s
Decode
214.6 tok/s
Prefill
1.4 s
TTFT
9.66 GB
VRAM
—
MTP
53.3 W
Power draw
L2 batch seed 2026-10-19: Ollama on hw_id=28 running model_id=48 at Q5_K_S