// RUN โ€” FITS

Can the Apple M2 Ultra 192GB run JIUTIAN-139MoE?

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

JIUTIAN-139MoE on the Apple M2 Ultra 192GB

QuantFits?Max contextSpeedBeyond context
FP16 yes 357k 7-8.5 t/s ~0.1-0.1 (slow)
Q8 yes 505k 14-16.9 t/s ~0.2-0.2 (slow)
Q4 yes 571k 25-30.2 t/s ~0.3-0.4 (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 JIUTIAN-139MoE?โ–ถ

Yes. At Q4 it generates ~25-30.2 tok/s and fits up to 571k context; beyond that it spills to SSD swap and slows to ~0.3-0.4 tok/s.

How much context fits?โ–ถ

At Q4, up to about 571k tokens stay in fast memory; longer context spills to SSD swap and throughput collapses.