Can I Run Qwen 3.5 397B-A17B on Apple M2 Ultra?

Autor: Jakub Rusinowski · Ostatnia aktualizacja: 15 sierpnia 2026

Yes. Qwen 3.5 397B-A17B needs 134.0 GB at IQ2_M (sub-Q4) and the Apple M2 Ultra has 192 GB, leaving about 58 GB of headroom, at roughly 48 tok/s (estimated) with room for up to 64K of context.

The numbers

ModelQwen 3.5 397B-A17B
Parameters397B (17B active)
QuantizationIQ2_M (sub-Q4)
VRAM needed134.0 GB
Apple M2 Ultra VRAM192 GB
VerdictRuns
Max context64K
Estimated speed~48 tok/s

What to do next

Nothing to change — run it at IQ2_M (sub-Q4). If you want more capability, check whether the next size up also fits.

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Running Qwen 3.5 397B-A17B on this card:

Apple Mac Studio M2 Ultra
192 GB VRAM · 60 W board power
Ceny w 2026 są niestabilne — sprawdź aktualną ofertę.
Sprawdź cenę na Amazon

Buy vs. rent Qwen 3.5 397B-A17B
Buy the GPU
~$3,999
Apple M2 Ultra · MSRP
Rent by the hour
from $1.54/hr
2× A100 (160 GB) class

At 2 hrs/day, buying (~$3,999) beats renting at $1.54/hr after about 3.6 years.

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Vast.ai $1.54/hr · typical low · varies
Rent on Vast.ai →
RunPod $2.78/hr
Rent on RunPod →

Cloud rates verified 2026-07 — estimates, and marketplace prices vary. Buying price is GPU MSRP only, not a full PC.

Other Qwen 3.5 sizes on the Apple M2 Ultra

Qwen 3.5 397B-A17B on nearby hardware

All Qwen 3.5 sizes on the Apple M2 Ultra | VRAM calculator for Qwen 3.5 397B-A17B | Apple M2 Ultra GPU page | Check your hardware