RTX 5090 meets the minimum VRAM requirement for Q4 inference of Qwen/Qwen2.5-Coder-32B-Instruct. Review the quantization breakdown below to see how higher precision settings impact VRAM and throughput.
RTX 5090 can run Qwen/Qwen2.5-Coder-32B-Instruct with Q4 quantization. At approximately 108 tokens/second, you can expect Excellent speed - conversational response times under 1 second.
You have 15GB headroom, which is sufficient for system overhead and smooth operation.
| Quantization | VRAM needed | VRAM available | Estimated speed | Verdict |
|---|---|---|---|---|
| Q4 | 17GB | 32GB | 107.59 tok/s | ✅ Fits comfortably |
| Q8 | 34GB | 32GB | 78.99 tok/s | ❌ Not recommended |
| FP16 | 67GB | 32GB | 36.22 tok/s | ❌ Not recommended |