// RUN โ€” FITS

Can the AMD Instinct MI455X run UDSMProt?

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

UDSMProt on the AMD Instinct MI455X

QuantFits?Max contextSpeedBeyond context
FP16 yes 6041k 218133.3-266607.3 t/s ~445.2-544.1 (slow)
Q8 yes 6041k 436266.5-533214.6 t/s ~890.3-1088.2 (slow)
Q4 yes 6041k 779047.3-952169 t/s ~1589.9-1943.2 (slow)

Estimate (memory-bound). Beyond "max context" the KV cache spills to system RAM offload (depends on your system RAM) and speed drops to the "beyond" figure.

FAQ

Can the AMD Instinct MI455X run UDSMProt?โ–ถ

Yes. At Q4 it generates ~779047.3-952169 tok/s and fits up to 6041k context; beyond that it spills to system RAM offload (depends on your system RAM) and slows to ~1589.9-1943.2 tok/s.

How much context fits?โ–ถ

At Q4, up to about 6041k tokens stay in fast memory; longer context spills to system RAM offload (depends on your system RAM) and throughput collapses.