// RUN โ€” FITS

Can the Instinct MI455X run Telechat2-115B?

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

Telechat2-115B on the Instinct MI455X

QuantFits?Max contextSpeedBeyond context
FP16 yes 506k 53.7-65.6 t/s ~0.1-0.1 (slow)
Q8 yes 857k 107.4-131.2 t/s ~0.2-0.3 (slow)
Q4 yes 1012k 191.7-234.3 t/s ~0.4-0.5 (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 Instinct MI455X run Telechat2-115B?โ–ถ

Yes. At Q4 it generates ~191.7-234.3 tok/s and fits up to 1012k context; beyond that it spills to system RAM offload (depends on your system RAM) and slows to ~0.4-0.5 tok/s.

How much context fits?โ–ถ

At Q4, up to about 1012k tokens stay in fast memory; longer context spills to system RAM offload (depends on your system RAM) and throughput collapses.