llama.cpp/examples/quantize/README.md

# quantize

You can also use the [GGUF-my-repo](https://huggingface.co/spaces/ggml-org/gguf-my-repo) space on Hugging Face to build your own quants without any setup.

Note: It is synced from llama.cpp `main` every 6 hours.

## Llama 2 7B

| Quantization | Bits per Weight (BPW) |
|--------------|-----------------------|
| Q2_K         | 3.35                  |
| Q3_K_S       | 3.50                  |
| Q3_K_M       | 3.91                  |
| Q3_K_L       | 4.27                  |
| Q4_K_S       | 4.58                  |
| Q4_K_M       | 4.84                  |
| Q5_K_S       | 5.52                  |
| Q5_K_M       | 5.68                  |
| Q6_K         | 6.56                  |

## Llama 2 13B
Quantization | Bits per Weight (BPW)
-- | --
Q2_K | 3.34
Q3_K_S | 3.48
Q3_K_M | 3.89
Q3_K_L | 4.26
Q4_K_S | 4.56
Q4_K_M | 4.83
Q5_K_S | 5.51
Q5_K_M | 5.67
Q6_K | 6.56

# Llama 2 70B

Quantization | Bits per Weight (BPW)
-- | --
Q2_K | 3.40
Q3_K_S | 3.47
Q3_K_M | 3.85
Q3_K_L | 4.19
Q4_K_S | 4.53
Q4_K_M | 4.80
Q5_K_S | 5.50
Q5_K_M | 5.65
Q6_K | 6.56