# Hunyuan-A13B-Instruct: RAM and VRAM requirements

> Hunyuan-A13B-Instruct is a 80B Hunyuan model (Mixture-of-Experts, 13B active per token). At Q4_K_M it needs about **48.3 GB** to run and fits **4 of 40** tracked devices. Minimum to run: Apple M4 Max (128GB).

Last validated: 2026-08-03. Sources: Ollama, HuggingFace GGUF repos, vendor specs.

## Memory by quantization
| Quant | On disk | To run (4k context) |
| --- | --- | --- |
| Q4_K_M | 45.43 GB | ~48.3 GB |
| Q8_0 | 79.58 GB | ~82.5 GB |
| FP16 | 161 GB | ~163.9 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): No, not enough memory
- **iPhone 17** (8 GB): No, not enough memory
- **iPhone 17 Pro** (12 GB): No, not enough memory
- **16GB RAM Laptop (CPU/iGPU only)** (16 GB): No, not enough memory
- **Google Pixel 10 Pro** (16 GB): No, not enough memory
- **Nvidia GeForce RTX 3090 (24GB)** (24 GB): No, not enough memory
- **Apple M4 Pro (48GB)** (48 GB): No, not enough memory
- **Apple M3 Ultra (256GB)** (256 GB): Yes, it runs (room for FP16)

Full table of all 40 devices: https://localmodel.run/model/hunyuan-a13b

## How to run
Use LM Studio (Mac/Windows) or Ollama / vLLM (Linux).

## Details
- Parameters: 80B (MoE, 13B active per token)
- Default context: 256k tokens
- License: tencent-hunyuan-community (commercial use: conditional)
- Released: 2025-06
- HuggingFace: 50,454 downloads/mo, 796 likes

## FAQ
### How much VRAM or RAM does Hunyuan-A13B-Instruct need?
About 48.3 GB at Q4_K_M (weights 45.43 GB + KV cache + overhead) at a 4k context. Budget ~82.5 GB for Q8_0.
### Can Hunyuan-A13B-Instruct run on a laptop?
Hunyuan-A13B-Instruct is large; you need a high-memory Mac or a 24 GB+ GPU at Q4_K_M.
### Can I use Hunyuan-A13B-Instruct commercially?
Conditionally: Tencent Hunyuan Community License; restricted in the EU and above 100M MAU..

Sources: https://huggingface.co/tencent/Hunyuan-A13B-Instruct, https://huggingface.co/tencent/Hunyuan-A13B-Instruct/blob/main/LICENSE, https://huggingface.co/tencent/Hunyuan-A13B-Instruct-GGUF, https://huggingface.co/unsloth/Hunyuan-A13B-Instruct-GGUF, https://huggingface.co/lmstudio-community/Hunyuan-A13B-Instruct-GGUF/tree/main
More: https://localmodel.run/model/hunyuan-a13b