Apple M4 Max meets the minimum VRAM requirement for Q4 inference of Qwen/Qwen2-1.5B-Instruct. Review the quantization breakdown below to see how higher precision settings impact VRAM and throughput.
Apple M4 Max can run Qwen/Qwen2-1.5B-Instruct with Q4 quantization. At approximately 77 tokens/second, you can expect Good speed - acceptable for interactive use.
You have 125GB headroom, which is sufficient for system overhead and smooth operation.
| Quantization | VRAM needed | VRAM available | Estimated speed | Verdict |
|---|---|---|---|---|
| Q4 | 3GB | 128GB | 76.56 tok/s | ✅ Fits comfortably |
| Q8 | 5GB | 128GB | 51.48 tok/s | ✅ Fits comfortably |
| FP16 | 11GB | 128GB | 28.84 tok/s | ✅ Fits comfortably |