Qwen2.5-72B-Instruct
Quant	Size (MB)	PPL	Size (%)	Accuracy (%)	PPL error rate
IQ1_S	21640	7.6552			0.10700
IQ1_M	22641	7.2982			0.10210
IQ2_XXS	24310	6.3958			0.08698
IQ2_XS	25805	6.0909			0.08248
IQ2_S	26645	6.0318			0.08180
IQ2_M	27980	5.7589			0.07721
Q2_K_S	28200	5.9731			0.08266
Q2_K	28431	5.9188			0.08204
IQ3_XXS	30370	5.5227			0.07426
IQ3_XS	31321	5.4357			0.07228
IQ3_S	32891	5.3782			0.07153
Q3_K_S	32891	5.4492			0.07429
IQ3_M	33859	5.3550			0.07069
Q3_K_M	35953	5.4069			0.07356
Q3_K_L	37676	5.4116			0.07371
IQ4_XS	37870	5.2776			0.07108
IQ4_NL	39402	5.2747			0.07099
Q4_0	39467	5.2998			0.07117
Q4_K_S	41857	5.2535			0.07066
Q4_1	43581	5.2801			0.07092
Q4_K_M	45220	5.2478			0.07054