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Qwen2.5-0.5B-Instruct · Q2_K
Apple M2 UltraOllama v0.27L2 Cross-framework verified
This page aggregates 1 real-world runs of Qwen2.5-0.5B-Instruct (Q2_K) on Apple M2 Ultra with Ollama, contributed by 1 independent source platforms; metrics are averages of published measurements.
393.85 tok/s
Decode
Decode speed
1,387.41 tok/s
Prefill
Prefill speed
2.29 s
TTFT
Time to first token
2.68 GB
VRAM
VRAM usage
L2 Cross-framework verified
1
Measured runs
1
Independent sources
Other
Source platforms
2 days ago
Last verified
Performance
- vLLM · Q4_K_S Decode 318.45 · Prefill 1454.37 ·
- Ollama · Q2_K (current)Decode 393.85 · Prefill 1387.41 ·
- Ollama · Q4_K_M Decode 265.57 · Prefill 1148.27 ·
Core figures
- Decode (avg)
- 393.85 tok/s
- Prefill (avg)
- 1,387.41 tok/s
- TTFT (avg)
- 2.29 s
- VRAM (avg)
- 2.68 GB
- MTP acceptance rate
- —
- TTFB
- 3.15 GB
- Power draw
- 73.1 W
Configuration
Member-level fields are taken from the most recent run
- Model
- Qwen2.5-0.5B-Instruct
- Quantization
- Q2_K
- Framework
- Ollama
- Version
- v0.27
- Context length
- 8192 tokens
- Batch size
- 512
- GPU layers
- 28
- Flash Attention
- On
Hardware
Nominal and measured figures are shown side by side; whether it runs is the reader's call
- GPU
- Apple M2 Ultra
- Measured VRAM (avg)
- 2.68 GB
- OS
- macOS 15.0
- Driver
- Apple M2 Ultra
- CUDA
- N/A
- Power draw
- 73.1 W
Sources & evidence
1 measured records in total, each traceable to its original source
v0.27 · macOS 15.0 · CUDA N/A · 8192 ctx
393.85 tok/s
Decode
1,387.41 tok/s
Prefill
2.29 s
TTFT
2.68 GB
VRAM
—
MTP
73.1 W
Power draw
L2 batch seed 2026-10-16: Ollama on hw_id=103 running model_id=59 at Q2_K