// RUN โ€” FITS

Can the Apple M2 Ultra 192GB run Maestrale Chat v0.4?

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

Maestrale Chat v0.4 on the Apple M2 Ultra 192GB

QuantFits?Max contextSpeedBeyond context
FP16 yes 1200k 38.9-46.9 t/s ~0.5-0.6 (slow)
Q8 yes 1254k 77.7-93.7 t/s ~1-1.2 (slow)
Q4 yes 1277k 138.8-167.3 t/s ~1.7-2.1 (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 Maestrale Chat v0.4?โ–ถ

Yes. At Q4 it generates ~138.8-167.3 tok/s and fits up to 1277k context; beyond that it spills to SSD swap and slows to ~1.7-2.1 tok/s.

How much context fits?โ–ถ

At Q4, up to about 1277k tokens stay in fast memory; longer context spills to SSD swap and throughput collapses.