// RUN โ€” FITS

Can the Apple M2 Ultra 192GB run AbLang (heavy sequences)?

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

AbLang (heavy sequences) on the Apple M2 Ultra 192GB

QuantFits?Max contextSpeedBeyond context
FP16 yes 2603k 766.2-923.9 t/s ~9.6-11.5 (slow)
Q8 yes 2608k 1532.4-1847.9 t/s ~19.2-23.1 (slow)
Q4 yes 2611k 2736.4-3299.8 t/s ~34.2-41.2 (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 AbLang (heavy sequences)?โ–ถ

Yes. At Q4 it generates ~2736.4-3299.8 tok/s and fits up to 2611k context; beyond that it spills to SSD swap and slows to ~34.2-41.2 tok/s.

How much context fits?โ–ถ

At Q4, up to about 2611k tokens stay in fast memory; longer context spills to SSD swap and throughput collapses.