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Qwen3.5-397B-A17B

M3 Ultra (80c) · 512 GB · 6bit · 2026-03-08
Performance
1k
tokens
454.0
PP tok/s
28.5
TG tok/s
2256
TTFT (ms)
302.7
Peak mem (GB)
Hardware
Chip M3 Ultra (80c)
Memory 512 GB
GPU Cores 80
Software
oMLX v0.2.6
macOS macOS 15.5
Context 1,024
Performance by Context Length
Context PP tok/s TG tok/s Peak Mem
1k 454.0 28.5 302.7 GB current
4k 487.1 27.2 302.9 GB view
8k 484.9 26.0 303.3 GB view
16k 462.0 23.6 304.0 GB view
32k 422.5 20.2 305.5 GB view
Batching Results
Batch Size TG tok/s Speedup
28.5 1.00×
44.3 1.55×
57.9 2.03×
81.5 2.86×