RX 7900 XT meets the minimum VRAM requirement for Q4 inference of OpenPipe/Qwen3-14B-Instruct. Review the quantization breakdown below to see how higher precision settings impact VRAM and throughput.
RX 7900 XT can run OpenPipe/Qwen3-14B-Instruct with Q4 quantization. At approximately 86 tokens/second, you can expect Good speed - acceptable for interactive use.
You have 13GB headroom, which is sufficient for system overhead and smooth operation.
| Quantization | VRAM needed | VRAM available | Estimated speed | Verdict |
|---|---|---|---|---|
| Q4 | 7GB | 20GB | 85.76 tok/s | ✅ Fits comfortably |
| Q8 | 14GB | 20GB | 60.72 tok/s | ✅ Fits comfortably |
| FP16 | 29GB | 20GB | 37.58 tok/s | ❌ Not recommended |