NVIDIA H200 SXM 141GB meets the minimum VRAM requirement for Q4 inference of Qwen/Qwen3-235B-A22B. Review the quantization breakdown below to see how higher precision settings impact VRAM and throughput.
NVIDIA H200 SXM 141GB can run Qwen/Qwen3-235B-A22B with Q4 quantization. At approximately 82 tokens/second, you can expect Good speed - acceptable for interactive use.
You have 26GB headroom, which is sufficient for system overhead and smooth operation.
| Quantization | VRAM needed | VRAM available | Estimated speed | Verdict |
|---|---|---|---|---|
| Q4 | 115GB | 141GB | 82.31 tok/s | ✅ Fits comfortably |
| Q8 | 230GB | 141GB | 53.23 tok/s | ❌ Not recommended |
| FP16 | 460GB | 141GB | 34.30 tok/s | ❌ Not recommended |