// RUN โ€” FITS

Can the Apple M2 Ultra 192GB run Qwen3 Embedding?

Yes โ€” here's how fast and up to what context, with real measured numbers.

Qwen3 Embedding on the Apple M2 Ultra 192GB

QuantFits?Max contextSpeedBeyond context
FP16 yes 1185k 34-41 t/s ~0.4-0.5 (slow)
Q8 yes 1246k 68-82 t/s ~0.9-1 (slow)
Q4 yes 1273k 121.4-146.4 t/s ~1.5-1.8 (slow)

Estimate (memory-bound). Beyond "max context" the KV cache spills to SSD swap and speed drops to the "beyond" figure.

FAQ

Can the Apple M2 Ultra 192GB run Qwen3 Embedding?โ–ถ

Yes. At Q4 it generates ~121.4-146.4 tok/s and fits up to 1273k context; beyond that it spills to SSD swap and slows to ~1.5-1.8 tok/s.

How much context fits?โ–ถ

At Q4, up to about 1273k tokens stay in fast memory; longer context spills to SSD swap and throughput collapses.