Apple M4 Pro meets the minimum VRAM requirement for Q4 inference of Qwen/Qwen3-4B. Review the quantization breakdown below to see how higher precision settings impact VRAM and throughput.
Apple M4 Pro can run Qwen/Qwen3-4B with Q4 quantization. At approximately 39 tokens/second, you can expect Moderate speed - useful for batch processing.
You have 62GB headroom, which is sufficient for system overhead and smooth operation.
| Quantization | VRAM needed | VRAM available | Estimated speed | Verdict |
|---|---|---|---|---|
| Q4 | 2GB | 64GB | 38.88 tok/s | ✅ Fits comfortably |
| Q8 | 4GB | 64GB | 27.37 tok/s | ✅ Fits comfortably |
| FP16 | 9GB | 64GB | 12.68 tok/s | ✅ Fits comfortably |