// RUN โ€” FITS

Can the AMD Ryzen AI Max+ 395 run Yi-1.5-9B?

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

Yi-1.5-9B on the AMD Ryzen AI Max+ 395

QuantFits?Max contextSpeedBeyond context
FP16 yes 733k 9.1-11.2 t/s ~0.4-0.4 (slow)
Q8 yes 800k 18.3-22.3 t/s ~0.7-0.9 (slow)
Q4 yes 830k 32.6-39.9 t/s ~1.3-1.6 (slow)

Estimate (memory-bound). Beyond "max context" the KV cache spills to SSD swap and speed drops to the "beyond" figure.

FAQ

Can the AMD Ryzen AI Max+ 395 run Yi-1.5-9B?โ–ถ

Yes. At Q4 it generates ~32.6-39.9 tok/s and fits up to 830k context; beyond that it spills to SSD swap and slows to ~1.3-1.6 tok/s.

How much context fits?โ–ถ

At Q4, up to about 830k tokens stay in fast memory; longer context spills to SSD swap and throughput collapses.