// RUN โ€” FITS

Can the AMD Instinct MI300X 192GB run Mamba2-Hybrid?

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

Mamba2-Hybrid on the AMD Instinct MI300X 192GB

QuantFits?Max contextSpeedBeyond context
FP16 yes 1204k 192.8-235.6 t/s ~1.5-1.8 (slow)
Q8 yes 1270k 385.6-471.2 t/s ~2.9-3.6 (slow)
Q4 yes 1299k 688.5-841.5 t/s ~5.2-6.4 (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 Mamba2-Hybrid?โ–ถ

Yes. At Q4 it generates ~688.5-841.5 tok/s and fits up to 1299k context; beyond that it spills to system RAM offload (depends on your system RAM) and slows to ~5.2-6.4 tok/s.

How much context fits?โ–ถ

At Q4, up to about 1299k tokens stay in fast memory; longer context spills to system RAM offload (depends on your system RAM) and throughput collapses.