// RUN โ€” FITS

Can the Apple M1 Ultra 128GB run Ankh_base?

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

Ankh_base on the Apple M1 Ultra 128GB

QuantFits?Max contextSpeedBeyond context
FP16 yes 1712k 367.6-443.2 t/s ~4.6-5.5 (slow)
Q8 yes 1724k 735.1-886.5 t/s ~9.2-11.1 (slow)
Q4 yes 1729k 1312.7-1583 t/s ~16.4-19.8 (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 128GB run Ankh_base?โ–ถ

Yes. At Q4 it generates ~1312.7-1583 tok/s and fits up to 1729k context; beyond that it spills to SSD swap and slows to ~16.4-19.8 tok/s.

How much context fits?โ–ถ

At Q4, up to about 1729k tokens stay in fast memory; longer context spills to SSD swap and throughput collapses.