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AMD Instinct MI250X meets the minimum VRAM requirement for Q4 inference of Qwen/Qwen2.5-72B-Instruct. Review the quantization breakdown below to see how higher precision settings impact VRAM and throughput.
| Quantization | VRAM needed | VRAM available | Estimated speed | Verdict |
|---|---|---|---|---|
| Q4 | 36GB | 128GB | 104.82 tok/s | ✅ Fits comfortably |
| Q8 | 71GB | 128GB | 71.83 tok/s | ✅ Fits comfortably |
| FP16 | 142GB | 128GB | 34.49 tok/s | ❌ Not recommended |