Unsloth vs Axolotl vs TRL vs LLaMA-Factory: A Fine-Tuning Framework Comparison on Speed, VRAM, and Multi-GPU
“> Unsloth: kernel-level gains on a single GPU Unsloth’s published benchmarks show 2x training speed for Llama 3.1 8B and Llama 3.3 70B. The setup used the Alpaca dataset, batch size 2, and gradient accumulation 4. QLoRA ran at rank 32 on all linear layers. The MoE results are larger. Unsloth fine-tuned unsloth/gpt-oss-20b-BF16 on an…
