# Can I run Qwen2.5 1.5B on Apple M3 Pro (18GB)?

Updated: 2026-06-15

**Yes, it runs.** Runs at Q4_K_M using ~2.2 GB of ~12 GB usable. You have room for FP16 for higher quality.

- Model: 1.54B, Q4_K_M 1.12 GB
- Device: 18 GB unified, ~12 GB usable for weights
- Needs ~2.2 GB at Q4_K_M; recommended quant: Q4_K_M
- Best tool on macOS: LM Studio
- Command: `ollama run qwen2.5:1.5b`

Estimate. Method: weights + KV cache + ~0.8GB overhead. Sources: https://ollama.com/library/qwen2.5:1.5b, https://huggingface.co/Qwen/Qwen2.5-1.5B-Instruct-GGUF, https://qwenlm.github.io/blog/qwen2.5/.

More: https://localmodel.run/can-i-run/qwen2.5-1.5b/apple-m3-18gb