Can DeepSeek V4 Pro run on H100 NVL 188GB?
NO — Won't Fit
DeepSeek V4 Pro needs ~883.6 GB but H100 NVL 188GB only has 188.0 GB. Try a smaller quantization or lighter model.
Operating mode
Choose the run profile you care about
Interactive favors responsiveness, while light API and scale-out lean harder on serving readiness. The fit stays the same, but the recommendation lens changes.
Current mode
Balanced
Balanced for general local use. Keeps the ranking neutral across personal and serving workflows.
Select quantization to explore
695.6 GB over capacity — needs offload or smaller quantization
Fit status
Too heavy
Decode
3.8 tok/s
TTFT
51462 ms
Safe context
4K
Memory
883.6 GB / 188.0 GB
Offload
80%
Memory breakdown
See how fast it feels
With memory offload — actual speed may be lowerWhat limits this setup
Usable VRAM is the main blocker for this model.
Not enough usable memory
The model needs 883.6 GB, but this setup only exposes 188.0 GB of usable VRAM.
Best improvement path
Add more VRAM headroom
The first useful upgrade is more dedicated VRAM so you can fit the model without shrinking context or dropping to a much lower quant.
Performance by workload
| Workload | Grade | Fit | Decode | TTFT | Context |
|---|---|---|---|---|---|
| Chat | F | Too heavy | 3.8 tok/s | 28070 ms | 4K |
| Coding | F | Too heavy | 3.8 tok/s | 51462 ms | 4K |
| Agentic Coding | F | Too heavy | 3.8 tok/s | 74853 ms | 4K |
| Reasoning | F | Too heavy | 3.8 tok/s | 60818 ms | 4K |
| RAG | F | Too heavy | 3.8 tok/s | 93567 ms | 4K |
Quantization options
How DeepSeek V4 Pro (1600B params) fits at each quantization level on H100 NVL 188GB (188.0 GB usable).
| Quant | Bits | VRAM | Quality | Fit |
|---|---|---|---|---|
Q2_K | 2 | 624.0 GB | Low | F0 |
Q3_K_S | 3 | 784.0 GB | Low | F0 |
NVFP4 | 4 | 896.0 GB | Medium | F0 |
Q4_K_M | 4 | 976.0 GB | Medium | F0 |
Q5_K_M | 5 | 1152.0 GB | High | F0 |
Q6_K | 6 | 1312.0 GB | High | F0 |
Q8_0 | 8 | 1712.0 GB | Very High | F0 |
F16 | 16 | 3280.0 GB | Maximum | F0 |
Frequently asked questions
Can H100 NVL 188GB run DeepSeek V4 Pro?
No, DeepSeek V4 Pro requires more memory than H100 NVL 188GB provides.
How much VRAM does DeepSeek V4 Pro need?
DeepSeek V4 Pro (1600B parameters) requires approximately 883.6 GB of memory with NVFP4 quantization.
What is the best quantization for DeepSeek V4 Pro?
The recommended quantization for DeepSeek V4 Pro is NVFP4, which balances quality and memory efficiency.
What speed will DeepSeek V4 Pro run at on H100 NVL 188GB?
On H100 NVL 188GB, DeepSeek V4 Pro achieves approximately 3.8 tokens per second decode speed with a time-to-first-token of 51462ms using NVFP4 quantization.
Can H100 NVL 188GB run DeepSeek V4 Pro for coding?
For coding workloads, DeepSeek V4 Pro on H100 NVL 188GB receives a F grade with 3.8 tok/s and 4K context.
What context window can DeepSeek V4 Pro use on H100 NVL 188GB?
On H100 NVL 188GB, DeepSeek V4 Pro can safely use up to 4K tokens of context. The model's official context limit is 1.0M, but available memory constrains the safe maximum.
What should I upgrade first if DeepSeek V4 Pro feels slow on H100 NVL 188GB?
Add more VRAM headroom. The first useful upgrade is more dedicated VRAM so you can fit the model without shrinking context or dropping to a much lower quant.
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<iframe src="https://willitrunai.com/embed/deepseek-v4-pro-on-h100-nvl-188gb" width="400" height="180" frameborder="0" style="border:none;border-radius:12px;overflow:hidden;" title="Will It Run AI — fit result"></iframe>
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