Can I Run DeepSeek V4.1 on NVIDIA H100 80GB?

Name: LLM Configurator — GPU VRAM Checker
Author: LLM Configurator

Written by Jakub Rusinowski · Last updated August 15, 2026

No. DeepSeek V4.1 needs 966.0 GB at Q4 (experimental, datacenter only) and the NVIDIA H100 80GB has only 80 GB. No quantization we publish closes a gap that size.

The numbers

Model	DeepSeek V4.1
Parameters	1.6T (49B active)
Quantization	Q4 (experimental, datacenter only)
VRAM needed	966.0 GB
NVIDIA H100 80GB VRAM	80 GB
Verdict	Does not fit

What to do next

Step down to a smaller size in this family — no single consumer card we track fits this one.

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Running DeepSeek V4.1 on this card:

NVIDIA H100 80GB PCIe

80 GB VRAM · 350 W board power

2026 prices are volatile — check the current listing.

Check price on Amazon

Other DeepSeek V4.1 sizes on the NVIDIA H100 80GB

DeepSeek V4.1 Flash — does not fit (171.5 GB)

DeepSeek V4.1 on nearby hardware

Apple M2 Max (96 GB) — does not fit

All DeepSeek V4.1 sizes on the NVIDIA H100 80GB | VRAM calculator for DeepSeek V4.1 | NVIDIA H100 80GB GPU page | Check your hardware