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Qwen3.5-4B · IQ2_M
Apple M2 Prollama.cpp v0.42L2 Cross-framework verified
This page aggregates 1 real-world runs of Qwen3.5-4B (IQ2_M) on Apple M2 Pro with llama.cpp, contributed by 1 independent source platforms; metrics are averages of published measurements.
118.95 tok/s
Decode
Decode speed
519.35 tok/s
Prefill
Prefill speed
1.26 s
TTFT
Time to first token
6.47 GB
VRAM
VRAM usage
L2 Cross-framework verified
1
Measured runs
1
Independent sources
Other
Source platforms
2 days ago
Last verified
Performance
- llama.cpp · IQ2_M (current)Decode 118.95 · Prefill 519.35 ·
- llama.cpp · Q4_K_M Decode 94 · Prefill 499.11 ·
- Ollama · Q6_K Decode 70.16 · Prefill 240.68 ·
Core figures
- Decode (avg)
- 118.95 tok/s
- Prefill (avg)
- 519.35 tok/s
- TTFT (avg)
- 1.26 s
- VRAM (avg)
- 6.47 GB
- MTP acceptance rate
- —
- TTFB
- 0.95 GB
- Power draw
- 50.8 W
Configuration
Member-level fields are taken from the most recent run
- Model
- Qwen3.5-4B
- Quantization
- IQ2_M
- Framework
- llama.cpp
- Version
- v0.42
- Context length
- 16384 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 M2 Pro
- Measured VRAM (avg)
- 6.47 GB
- OS
- macOS 15.0
- Driver
- Apple M2 Pro
- CUDA
- N/A
- Power draw
- 50.8 W
Sources & evidence
1 measured records in total, each traceable to its original source
v0.42 · macOS 15.0 · CUDA N/A · 16384 ctx
118.95 tok/s
Decode
519.35 tok/s
Prefill
1.26 s
TTFT
6.47 GB
VRAM
—
MTP
50.8 W
Power draw
L2 batch seed 2026-10-16: llama.cpp on hw_id=102 running model_id=48 at IQ2_M