# Laguna XS 2.1: RAM and VRAM requirements

> Laguna XS 2.1 is a 33.4B Laguna model (Mixture-of-Experts, 3B active per token). At Q4_K_M it needs about **22.2 GB** to run and fits **12 of 40** tracked devices. Minimum to run: Nvidia GeForce RTX 4090 (24GB).

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 | 20 GB | ~22.2 GB |
| Q8_0 | 36 GB | ~38.2 GB |
| FP16 | 67 GB | ~69.2 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): Yes, but tight
- **Apple M4 Pro (48GB)** (48 GB): Yes, it runs
- **Apple M3 Ultra (256GB)** (256 GB): Yes, it runs (room for FP16)

Full table of all 40 devices: https://localmodel.run/model/laguna-xs-2.1

## How to run
Quickest path: `ollama run laguna-xs-2.1`. 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: 33.4B (MoE, 3B active per token)
- Default context: 256k tokens
- License: OpenMDW-1.1 (commercial use: yes)
- Released: 2026-06
- HuggingFace: 33,669 downloads/mo, 200 likes

## FAQ
### How much VRAM or RAM does Laguna XS 2.1 need?
About 22.2 GB at Q4_K_M (weights 20 GB + KV cache + overhead) at a 4k context. Budget ~38.2 GB for Q8_0.
### Can Laguna XS 2.1 run on a laptop?
Laguna XS 2.1 is large; you need a high-memory Mac or a 24 GB+ GPU at Q4_K_M.
### Can I use Laguna XS 2.1 commercially?
Yes, OpenMDW-1.1 permits commercial use.

Sources: https://huggingface.co/poolside/Laguna-XS-2.1, https://ollama.com/library/laguna-xs-2.1/tags
More: https://localmodel.run/model/laguna-xs-2.1