Tech Musings

Mar 6, 2026 · Artificial Intelligence

How to Deploy Qwen3-8B on WSL2 with 4‑Bit Quantization and Resource Limits

This article details a step‑by‑step guide for setting up the Qwen3‑8B large language model on a Windows 11 system using WSL2, covering hardware specs, CUDA configuration, 4‑bit quantization with BitsAndBytes, SDPA attention optimization, CPU offload, and resource‑limiting tricks to achieve smooth inference performance.