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NVIDIA H100 SXM5 80GB~62 tok/s (Q4)

unsloth/Qwen3.5-397B-A17B-GGUF speed on NVIDIA H100 SXM5 80GB

Quantization-specific throughput and VRAM requirements for unsloth/Qwen3.5-397B-A17B-GGUF running on NVIDIA H100 SXM5 80GB.

Speed Snapshot

Topline estimate from compatibility data

Modelunsloth/Qwen3.5-397B-A17B-GGUF

GPUNVIDIA H100 SXM5 80GB

Q4 speed62 tok/s

Q4 VRAM required222GB

Data Source

Calculation and benchmark status

Speed values come from the compatibility dataset (`estimatedTokensPerSec`) and are sorted by quantization.

For full verdict logic and alternate GPUs, see the canonical compatibility page.

Quantization Speed Table

Quantization	VRAM needed	VRAM available	Speed	Verdict
Q4	222GB	80GB	62 tok/s	❌ Not recommended
Q8	444GB	80GB	41 tok/s	❌ Not recommended
FP16	888GB	80GB	21 tok/s	❌ Not recommended