// RUN โ€” FITS

Can the AMD Instinct MI300X 192GB run Magistral Small 1.1?

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

Magistral Small 1.1 on the AMD Instinct MI300X 192GB

QuantFits?Max contextSpeedBeyond context
FP16 yes 485k 69.6-85 t/s ~0.5-0.6 (slow)
Q8 yes 577k 139.1-170 t/s ~1.1-1.3 (slow)
Q4 yes 617k 248.4-303.6 t/s ~1.9-2.3 (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 MI300X 192GB run Magistral Small 1.1?โ–ถ

Yes. At Q4 it generates ~248.4-303.6 tok/s and fits up to 617k context; beyond that it spills to system RAM offload (depends on your system RAM) and slows to ~1.9-2.3 tok/s.

How much context fits?โ–ถ

At Q4, up to about 617k tokens stay in fast memory; longer context spills to system RAM offload (depends on your system RAM) and throughput collapses.