// RUN โ€” FITS

Can the Apple M3 Max 36GB run HiFi - NN?

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

HiFi - NN on the Apple M3 Max 36GB

QuantFits?Max contextSpeedBeyond context
FP16 yes 471k 34000-41000 t/s ~1133.3-1366.7 (slow)
Q8 yes 471k 68000-82000 t/s ~2266.7-2733.3 (slow)
Q4 yes 471k 121428.6-146428.6 t/s ~4047.6-4881 (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 M3 Max 36GB run HiFi - NN?โ–ถ

Yes. At Q4 it generates ~121428.6-146428.6 tok/s and fits up to 471k context; beyond that it spills to SSD swap and slows to ~4047.6-4881 tok/s.

How much context fits?โ–ถ

At Q4, up to about 471k tokens stay in fast memory; longer context spills to SSD swap and throughput collapses.