# Qwen2.5 Coder 0.5B: RAM and VRAM requirements

> Qwen2.5 Coder 0.5B is a 494M Qwen2.5-Coder model. At Q4_K_M it needs about **1.4 GB** to run and fits **39 of 39** tracked devices. Minimum to run: Apple M1 (8GB).

Last validated: 2026-06-15. Sources: Ollama, HuggingFace GGUF repos, vendor specs.

## Memory by quantization
| Quant | On disk | To run (4k context) |
| --- | --- | --- |
| Q4_K_M | 0.37 GB | ~1.4 GB |
| Q8_0 | 0.49 GB | ~1.5 GB |

Memory = weights + KV cache + ~0.8 GB runtime overhead, and varies ±15% with context length.

## Will it run on my device?
- **Apple M1 (8GB)** (8 GB): Yes, it runs — room for FP16
- **Generic Android Phone (8GB RAM)** (8 GB): Yes, it runs — room for FP16
- **iPhone 17 Pro** (12 GB): Yes, it runs — room for FP16
- **Nvidia GeForce RTX 4080 (16GB)** (16 GB): Yes, it runs — room for FP16
- **Google Pixel 10 Pro** (16 GB): Yes, it runs — room for FP16
- **Nvidia GeForce RTX 4090 (24GB)** (24 GB): Yes, it runs — room for FP16
- **Apple M4 Pro (48GB)** (48 GB): Yes, it runs — room for FP16
- **Apple M3 Ultra (256GB)** (256 GB): Yes, it runs — room for FP16

Full table of all 39 devices: https://localmodel.run/model/qwen2.5-coder-0.5b

## How to run
Quickest path: `ollama run qwen2.5-coder:0.5b`. On Mac, LM Studio (ships MLX) is fastest; on Linux, Ollama for chat or vLLM to serve; on Windows, LM Studio or Ollama.

## Details
- Parameters: 494M
- Default context: 32k tokens
- License: Apache-2.0 (commercial use: yes)
- Released: 2024-11
- HuggingFace: 74,765 downloads/mo, 69 likes

## FAQ
### How much VRAM or RAM does Qwen2.5 Coder 0.5B need?
About 1.4 GB at Q4_K_M (weights 0.37 GB + KV cache + overhead) at a 4k context. Budget ~1.5 GB for Q8_0.
### Can Qwen2.5 Coder 0.5B run on a laptop?
Yes. Qwen2.5 Coder 0.5B fits on a 16 GB laptop or Mac at Q4_K_M, and runs on Apple Silicon or a 12 GB+ GPU comfortably.
### Can I use Qwen2.5 Coder 0.5B commercially?
Yes, Apache-2.0 permits commercial use.

Sources: https://ollama.com/library/qwen2.5-coder, https://ollama.com/library/qwen2.5-coder/tags, https://huggingface.co/bartowski/Qwen2.5-Coder-0.5B-Instruct-GGUF, https://huggingface.co/Qwen/Qwen2.5-Coder-0.5B-Instruct
More: https://localmodel.run/model/qwen2.5-coder-0.5b