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can it run

Can the Apple M1 Ultra run qwen3 4B?

FULL

3.2 GB needed of 62 GB usable — headroom for context

~62GB usable · Apple M1 Ultra · model file 2.6GB · 4B

~170–250 tok/s

computed roofline: 800 GB/s × 0.55–0.80 efficiency window / 2.6GB (Q4_K_M) — bands, never points. Small models (under ~4.5B) run BELOW these bands — kernel-launch overhead keeps them from saturating bandwidth (measured against community medians, 09-06).

Run qwen3 4B on instead

→ Tesla M60 (16GB, used) — cheapest catalog machine that runs qwen3 4B fully ($35)

→ every model the Apple M1 Ultra can run — full list

→explore the full catalog91 machines indexed · live prices · what each one can run
2026-10-01 · ← all models on the Apple M1 Ultra · fit = weights + 4k KV vs usable memory