// RUN โ€” FITS

Can the AMD Instinct MI455X run Llama 4 Maverick?

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

Llama 4 Maverick on the AMD Instinct MI455X

QuantFits?Max contextSpeedBeyond context
FP16 no โ€” โ€” โ€”
Q8 no โ€” โ€” โ€”
Q4 yes 328k 55.1-67.4 t/s ~0.1-0.1 (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 Llama 4 Maverick?โ–ถ

Yes. At Q4 it generates ~55.1-67.4 tok/s and fits up to 328k context; beyond that it spills to system RAM offload (depends on your system RAM) and slows to ~0.1-0.1 tok/s.

How much context fits?โ–ถ

At Q4, up to about 328k tokens stay in fast memory; longer context spills to system RAM offload (depends on your system RAM) and throughput collapses.