can-i-run-this-llm

Can I run this LLM?

Can a NVIDIA GH200 Grace Hopper (144GB HBM + 480GB) run Qwen3.5 4B?

Qwen · Apache 2.0 · estimated for a 144.0 GB machine at 4K context.

Yes — it runs great.

Best fit: Qwen3.5 4B at FP16 · 8.4 GB · 192–288 tok/s on a NVIDIA GH200 Grace Hopper (144GB HBM + 480GB).

Every quantization on this machine

QuantSizeSpeedFit
Q3_K_M2.3 GB285–428 tok/sRuns great
Q4_K_M2.7 GB275–413 tok/sRuns great
Q5_K_M3.1 GB267–401 tok/sRuns great
Q6_K3.5 GB260–390 tok/sRuns great
Q8_04.5 GB243–365 tok/sRuns great
FP168.4 GB192–288 tok/sRuns great

Ran Qwen3.5 4B on a NVIDIA GH200 Grace Hopper (144GB HBM + 480GB)? Add your real numbers →