// RUN โ€” FITS

Can the Apple M1 Max 32GB run minChatGPT?

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

minChatGPT on the Apple M1 Max 32GB

QuantFits?Max contextSpeedBeyond context
FP16 yes 367k 83-100.1 t/s ~2.1-2.5 (slow)
Q8 yes 392k 166-200.1 t/s ~4.1-5 (slow)
Q4 yes 403k 296.3-357.4 t/s ~7.4-8.9 (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 M1 Max 32GB run minChatGPT?โ–ถ

Yes. At Q4 it generates ~296.3-357.4 tok/s and fits up to 403k context; beyond that it spills to SSD swap and slows to ~7.4-8.9 tok/s.

How much context fits?โ–ถ

At Q4, up to about 403k tokens stay in fast memory; longer context spills to SSD swap and throughput collapses.