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Qwen3.5-397B-A17B

M3 Ultra (80c) · 512 GB · 6bit · 2026-03-10
Performance
16k
tokens
471.0
PP tok/s
24.5
TG tok/s
34784
TTFT (ms)
304.0
Peak mem (GB)
Hardware
Chip M3 Ultra (80c)
Memory 512 GB
GPU Cores 80
Software
oMLX v0.2.6
macOS macOS 26.3
Context 16,384
Performance by Context Length
Context PP tok/s TG tok/s Peak Mem
1k 443.4 29.2 302.7 GB view
4k 492.2 28.3 302.9 GB view
8k 491.1 27.0 303.3 GB view
16k 471.0 24.5 304.0 GB current
32k 431.7 21.2 305.5 GB view
64k 356.8 13.0 308.5 GB view
Batching Results
Batch Size TG tok/s Speedup
29.2 1.00×
45.7 1.57×
57.9 1.98×
71.9 2.46×