// RUN โ€” FITS

Can the AMD Instinct MI300X 192GB run Gemma 3n?

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

Gemma 3n on the AMD Instinct MI300X 192GB

QuantFits?Max contextSpeedBeyond context
FP16 yes 1216k 212.7-259.9 t/s ~1.6-2 (slow)
Q8 yes 1276k 425.4-519.9 t/s ~3.2-3.9 (slow)
Q4 yes 1303k 759.6-928.3 t/s ~5.7-7 (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 Gemma 3n?โ–ถ

Yes. At Q4 it generates ~759.6-928.3 tok/s and fits up to 1303k context; beyond that it spills to system RAM offload (depends on your system RAM) and slows to ~5.7-7 tok/s.

How much context fits?โ–ถ

At Q4, up to about 1303k tokens stay in fast memory; longer context spills to system RAM offload (depends on your system RAM) and throughput collapses.