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Qwen3.5-397B-A17Bvlm

M3 Ultra (80c) · 512 GB · 4bit · 2026-04-30

Performance

1k

tokens

457.3

PP tok/s

38.4

TG tok/s

2239

TTFT (ms)

209.6

Peak mem (GB)

Hardware

Chip M3 Ultra (80c)

Memory 512 GB

GPU Cores 80

Software

oMLX v0.3.8

macOS macOS 26.4.1

Context 1,024

Performance by Context Length

Context	PP tok/s	TG tok/s	Peak Mem
1k	457.3	38.4	209.6 GB	current
8k	545.8	36.6	211.9 GB	view
32k	473.2	31.6	216.0 GB	view