// RUN โ€” FITS

Can the AMD Instinct MI300X 192GB run DeepSeek V4-Flash?

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

DeepSeek V4-Flash on the AMD Instinct MI300X 192GB

QuantFits?Max contextSpeedBeyond context
FP16 no โ€” โ€” โ€”
Q8 no โ€” โ€” โ€”
Q4 yes 31k 21-25.7 t/s ~0.2-0.2 (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 DeepSeek V4-Flash?โ–ถ

Yes. At Q4 it generates ~21-25.7 tok/s and fits up to 31k context; beyond that it spills to system RAM offload (depends on your system RAM) and slows to ~0.2-0.2 tok/s.

How much context fits?โ–ถ

At Q4, up to about 31k tokens stay in fast memory; longer context spills to system RAM offload (depends on your system RAM) and throughput collapses.