Apple M3 Max meets the minimum VRAM requirement for Q4 inference of microsoft/Phi-3-medium-128k-instruct. Review the quantization breakdown below to see how higher precision settings impact VRAM and throughput.
Apple M3 Max can run microsoft/Phi-3-medium-128k-instruct with Q4 quantization. At approximately 39 tokens/second, you can expect Moderate speed - useful for batch processing.
You have 121GB headroom, which is sufficient for system overhead and smooth operation.
| Quantization | VRAM needed | VRAM available | Estimated speed | Verdict |
|---|---|---|---|---|
| Q4 | 7GB | 128GB | 38.71 tok/s | ✅ Fits comfortably |
| Q8 | 14GB | 128GB | 28.94 tok/s | ✅ Fits comfortably |
| FP16 | 29GB | 128GB | 14.34 tok/s | ✅ Fits comfortably |