# perplexity TODO ## Llama 2 70B Scorechart Quantization | Model size (GiB) | Perplexity | Delta to fp16 -- | -- | -- | -- Q4_0 | 36.20 | 3.5550 | 3.61% Q4_1 | 40.20 | 3.5125 | 2.37% Q5_0 | 44.20 | 3.4744 | 1.26% Q2_K | 27.27 | 3.7339 | 8.82% Q3_K_S | 27.86 | 3.7019 | 7.89% Q3_K_M | 30.83 | 3.5932 | 4.72% Q3_K_L | 33.67 | 3.5617 | 3.80% Q4_K_S | 36.39 | 3.4852 | 1.57% Q4_K_M | 38.54 | 3.4725 | 1.20% Q5_K_S | 44.20 | 3.4483 | 0.50% Q5_K_M | 45.41 | 3.4451 | 0.40% Q6_K | 52.70 | 3.4367 | 0.16% fp16 | 128.5 | 3.4313 | -