Apple M4 Max meets the minimum VRAM requirement for Q4 inference of openai/gpt-oss-safeguard-20b. Review the quantization breakdown below to see how higher precision settings impact VRAM and throughput.
Apple M4 Max can run openai/gpt-oss-safeguard-20b with Q4 quantization. At approximately 42 tokens/second, you can expect Moderate speed - useful for batch processing.
You have 117GB headroom, which is sufficient for system overhead and smooth operation.
| Quantization | VRAM needed | VRAM available | Estimated speed | Verdict |
|---|---|---|---|---|
| Q4 | 11GB | 128GB | 42.38 tok/s | ✅ Fits comfortably |
| Q8 | 22GB | 128GB | 26.37 tok/s | ✅ Fits comfortably |
| FP16 | 44GB | 128GB | 14.95 tok/s | ✅ Fits comfortably |