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Qwen3.5-4B
Performance
4k
tokens
798.0
PP tok/s
76.8
TG tok/s
5133
TTFT (ms)
4.2
Peak mem (GB)
Hardware
Chip
M4 Pro (20c)
Memory
48 GB
GPU Cores
20
Software
oMLX
v0.2.6
macOS
macOS 26.3.1
Context
4,096
Performance by Context Length
| Context | PP tok/s | TG tok/s | Peak Mem | |
|---|---|---|---|---|
| 1k | 811.1 | 82.1 | 4.0 GB | view |
| 4k | 798.0 | 76.8 | 4.2 GB | current |
| 8k | 781.9 | 72.4 | 4.6 GB | view |
| 16k | 737.3 | 62.8 | 5.3 GB | view |
| 32k | 655.0 | 49.9 | 6.9 GB | view |
| 64k | 534.5 | 36.3 | 8.6 GB | view |
Batching Results
| Batch Size | TG tok/s | Speedup |
|---|---|---|
| 1× | 82.1 | 1.00× |
| 2× | 131.7 | 1.60× |
| 4× | 172.4 | 2.10× |