This is
meta-llama/Meta-Llama-3.1-8B-Instruct quantized with AutoRound (asymmetric quantization) and serialized with the GPTQ format in 4-bit. The model has been created, tested, and evaluated by The Kaitchup.
Details on quantization process, evaluation, and how to use the model here:
The Best Quantization Methods to Run Llama 3.1 on Your GPU