// RUN โ€” FITS

Can the Apple M2 Ultra 64GB run Llama Nemotron Super v1.5?

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

Llama Nemotron Super v1.5 on the Apple M2 Ultra 64GB

QuantFits?Max contextSpeedBeyond context
FP16 no โ€” โ€” โ€”
Q8 yes 22k 11.1-13.4 t/s ~0.1-0.2 (slow)
Q4 yes 87k 19.8-23.9 t/s ~0.2-0.3 (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 64GB run Llama Nemotron Super v1.5?โ–ถ

Yes. At Q4 it generates ~19.8-23.9 tok/s and fits up to 87k context; beyond that it spills to SSD swap and slows to ~0.2-0.3 tok/s.

How much context fits?โ–ถ

At Q4, up to about 87k tokens stay in fast memory; longer context spills to SSD swap and throughput collapses.