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Can H100 80GB SXM5 run DeepSeek-V3.2?

NVIDIA · 80 GB HBM3 · 3350 GB/s bandwidth · DeepSeek · 685.4B (active 37B) · MoE · model ctx up to 128K

No — DeepSeek-V3.2 at Q4 needs ≈ 381.67 GB even at 4K context, beyond the H100 80GB SXM5's 80 GB HBM3. It would only run with heavy CPU/disk offload. FP16 needs ≈ 1379.2 GB — does not fit on this card. Estimates come from memory-bandwidth math; rows tagged measured override estimates. Relative ranking is more reliable than absolute tok/s. Methodology.

Fit & speed by quant and context

QuantContextVRAM neededFits?tok/s (decode)
Q44K381.67 GBNo
Q48K default385.37 GBNo
Q432K407.57 GBNo
FP164K1375.5 GBNo
FP168K default1379.2 GBNo
FP1632K1401.4 GBNo

Fits = weights + KV(ctx) + 1 GB overhead ≤ 95% of VRAM. Measured anchors are context-agnostic; the fit verdict is recomputed per context. A missing tok/s means the model is far beyond this card (offload-only territory).

VRAM breakdown at 8K context

QuantWeightsKV cacheOverheadTotal neededH100 80GB SXM5 VRAM
Q4376.97 GB7.4 GB1 GB385.37 GB80 GB
FP161370.8 GB7.4 GB1 GB1379.2 GB80 GB

Other GPUs that run DeepSeek-V3.2

No catalog GPU fully fits DeepSeek-V3.2 at Q4/8K — see the model page for offload estimates.

All GPUs for DeepSeek-V3.2 →

Other models for the H100 80GB SXM5

All models on the H100 80GB SXM5 →