// RUN โ€” FITS

Can the Apple M1 Ultra 64GB run Gemma 7B?

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

Gemma 7B on the Apple M1 Ultra 64GB

QuantFits?Max contextSpeedBeyond context
FP16 yes 298k 31.9-38.4 t/s ~0.4-0.5 (slow)
Q8 yes 363k 63.7-76.8 t/s ~0.8-1 (slow)
Q4 yes 392k 113.8-137.2 t/s ~1.4-1.7 (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 Ultra 64GB run Gemma 7B?โ–ถ

Yes. At Q4 it generates ~113.8-137.2 tok/s and fits up to 392k context; beyond that it spills to SSD swap and slows to ~1.4-1.7 tok/s.

How much context fits?โ–ถ

At Q4, up to about 392k tokens stay in fast memory; longer context spills to SSD swap and throughput collapses.