How to fit Qwen3.8-27B into 16GB of VRAM and run it on a single RTX 3080 card: the best quantizations and Llama.cpp flags I've found

🫧 Open on Bubbles Despite being a notorious AI skeptic , when Qwen3.8-27B came out, I spent several afternoons trying to get it to run on a 16gb Nvidia card with halfway decent results. Eventually I did, and this is how. Note: This is the sequel to the nearly-identical saga of trying to get Qwen3.6 to run on the same hardware. Step 1: Lower Your Expectations The cool kids are all running dual RTX…