ISTA-DASLab/Llama-2-70b-AQLM-2Bit-2x8-hf

Official AQLM quantization of meta-llama/Llama-2-7b-hf.

For this quantization, we used 1 codebook of 16 bits.

Selected evaluation results for this and other models:

Model	AQLM scheme	WikiText 2 PPL	Model size, Gb	Hub link
Llama-2-7b	1x16	5.92	2.4	Link
Llama-2-7b	2x8	6.69	2.2	Link
Llama-2-7b	8x8	6.61	2.2	Link
Llama-2-13b	1x16	5.22	4.1	Link
Llama-2-70b	1x16	3.83	18.8	Link
Llama-2-70b (THIS)	2x8	4.21	18.2	Link
Mixtral-8x7b	1x16	3.35	12.6	Link
Mixtral-8x7b-Instruct	1x16	-	12.6	Link

To learn more about the inference, as well as the information on how to quantize models yourself, please refer to the official GitHub repo.