RTX 4080 Super meets the minimum VRAM requirement for Q4 inference of openai-community/gpt2-xl. Review the quantization breakdown below to see how higher precision settings impact VRAM and throughput.
RTX 4080 Super can run openai-community/gpt2-xl with Q4 quantization. At approximately 132 tokens/second, you can expect Excellent speed - conversational response times under 1 second.
You have 12GB headroom, which is sufficient for system overhead and smooth operation.
| Quantization | VRAM needed | VRAM available | Estimated speed | Verdict |
|---|---|---|---|---|
| Q4 | 4GB | 16GB | 132.32 tok/s | ✅ Fits comfortably |
| Q8 | 7GB | 16GB | 82.71 tok/s | ✅ Fits comfortably |
| FP16 | 15GB | 16GB | 46.24 tok/s | ⚠️ Tight fit |