Can I Run / Qwen 3 Next 80B A3B / on NVIDIA H100 80GB

Can I Run Qwen 3 Next 80B A3B on a NVIDIA H100 80GB?

Yes

Runs comfortably at Q6_K — minimal quality loss.

Model size
80.0B
GPU memory
80.0GB
Smallest quant
Q4_K_M
Best fit
Q6_K

3 quantizations fit your 80.0GB

QuantMin VRAMRecommendedFile sizeHeadroom
Q6_KBEST66.9 GB68.4 GB65.9 GB+13.1 GB
Q5_K_M57.8 GB59.3 GB56.8 GB+22.2 GB
Q4_K_M49.5 GB51.0 GB48.5 GB+30.5 GB

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Full model details
Qwen 3 Next 80B A3B

All quant variants, benchmark scores, and use-case tags.

Best models for this GPU
NVIDIA H100 80GB

Top-ranked open-source models that fit in 80.0GB.

FAQ

Can the NVIDIA H100 80GB run Qwen 3 Next 80B A3B?

Yes. The NVIDIA H100 80GB's 80.0GB of VRAM is enough to run Qwen 3 Next 80B A3B at Q6_K quantization (66.9GB required).

What's the best quantization to use?

Q6_K is the highest-precision quantization that fits in your 80.0GB. It uses about 66.9GB of memory and 68.4GB recommended for comfortable inference.

What if I need more headroom for context length?

KV cache memory grows with context length. The numbers above assume a baseline 2K-4K context. For long-context use (32K+), add another 2-6GB depending on the model architecture.