// RUN โ€” FITS

Can the AMD Instinct MI300X 192GB run Llama 3.2 90B?

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

Llama 3.2 90B on the AMD Instinct MI300X 192GB

QuantFits?Max contextSpeedBeyond context
FP16 no โ€” โ€” โ€”
Q8 yes 264k 37.7-46.1 t/s ~0.3-0.3 (slow)
Q4 yes 383k 67.3-82.3 t/s ~0.5-0.6 (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 Llama 3.2 90B?โ–ถ

Yes. At Q4 it generates ~67.3-82.3 tok/s and fits up to 383k context; beyond that it spills to system RAM offload (depends on your system RAM) and slows to ~0.5-0.6 tok/s.

How much context fits?โ–ถ

At Q4, up to about 383k tokens stay in fast memory; longer context spills to system RAM offload (depends on your system RAM) and throughput collapses.