Tim Dettmers

A developer details practical QLoRA fine-tuning using Axolotl and Unsloth, explaining how parameter-efficient methods like LoRA and QLoRA enable training multi-billion parameter models on a single con…

The author quit their FAANG job in 2024 to become an independent researcher and built a $48K GPU server called "grumbl" with six RTX 6000 Ada GPUs. They chose these GPUs over A100s and H100s based on …