NVIDIA L40 meets the minimum VRAM requirement for Q4 inference of Qwen/QwQ-32B-Preview. Review the quantization breakdown below to see how higher precision settings impact VRAM and throughput.
NVIDIA L40 can run Qwen/QwQ-32B-Preview with Q4 quantization. At approximately 55 tokens/second, you can expect Good speed - acceptable for interactive use.
You have 31GB headroom, which is sufficient for system overhead and smooth operation.
| Quantization | VRAM needed | VRAM available | Estimated speed | Verdict |
|---|---|---|---|---|
| Q4 | 17GB | 48GB | 54.93 tok/s | ✅ Fits comfortably |
| Q8 | 34GB | 48GB | 44.06 tok/s | ✅ Fits comfortably |
| FP16 | 67GB | 48GB | 22.16 tok/s | ❌ Not recommended |