measurement.json

README.md

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+---
+license: gemma
+library_name: transformers
+pipeline_tag: text-generation
+extra_gated_heading: Access Gemma on Hugging Face
+extra_gated_prompt: >-
+  To access Gemma on Hugging Face, you’re required to review and agree to
+  Google’s usage license. To do this, please ensure you’re logged in to Hugging
+  Face and click below. Requests are processed immediately.
+extra_gated_button_content: Acknowledge license
+tags:
+- conversational
+quantized_by: bartowski
+---
+
+## Exllama v2 Quantizations of gemma-2-9b-it
+
+Using <a href="https://github.com/turboderp/exllamav2/releases/tag/v0.1.7">turboderp's ExLlamaV2 v0.1.7</a> for quantization.
+
+<b>The "main" branch only contains the measurement.json, download one of the other branches for the model (see below)</b>
+
+Each branch contains an individual bits per weight, with the main one containing only the meaurement.json for further conversions.
+
+Original model: https://huggingface.co/google/gemma-2-9b-it
+
+## Prompt format
+
+```
+<bos><start_of_turn>user
+{prompt}<end_of_turn>
+<start_of_turn>model
+<end_of_turn>
+<start_of_turn>model
+
+```
+
+Note that this model does not support a System prompt.
+
+## Available sizes
+
+| Branch | Bits | lm_head bits | VRAM (4k) | VRAM (16k) | VRAM (32k) | Description |
+| ----- | ---- | ------- | ------ | ------ | ------ | ------------ |
+| [8_0](https://huggingface.co/bartowski/gemma-2-9b-it-exl2/tree/8_0) | 8.0 | 8.0 | 10.2 GB | 11.4 GB | 12.9 GB | Maximum quality that ExLlamaV2 can produce, near unquantized performance. |
+| [6_5](https://huggingface.co/bartowski/gemma-2-9b-it-exl2/tree/6_5) | 6.5 | 8.0 | 8.7 GB | 9.9 GB | 11.4 GB | Very similar to 8.0, good tradeoff of size vs performance, **recommended**. |
+| [5_0](https://huggingface.co/bartowski/gemma-2-9b-it-exl2/tree/5_0) | 5.0 | 6.0 | 7.2 GB | 8.4 GB | 9.9 GB | Slightly lower quality vs 6.5, but usable on 8GB cards. |
+| [4_25](https://huggingface.co/bartowski/gemma-2-9b-it-exl2/tree/4_25) | 4.25 | 6.0 | 6.5 GB | 7.7 GB | 9.2 GB | GPTQ equivalent bits per weight, slightly higher quality. |
+| [3_5](https://huggingface.co/bartowski/gemma-2-9b-it-exl2/tree/3_5) | 3.5 | 6.0 | 5.8 GB | 7.0 GB | 8.5 GB | Lower quality, only use if you have to. |
+
+## Download instructions
+
+With git:
+
+```shell
+git clone --single-branch --branch 6_5 https://huggingface.co/bartowski/gemma-2-9b-it-exl2 gemma-2-9b-it-exl2-6_5
+```
+
+With huggingface hub (credit to TheBloke for instructions):
+
+```shell
+pip3 install huggingface-hub
+```
+
+To download a specific branch, use the `--revision` parameter. For example, to download the 6.5 bpw branch:
+
+Linux:
+
+```shell
+huggingface-cli download bartowski/gemma-2-9b-it-exl2 --revision 6_5 --local-dir gemma-2-9b-it-exl2-6_5
+```
+
+Windows (which apparently doesn't like _ in folders sometimes?):
+
+```shell
+huggingface-cli download bartowski/gemma-2-9b-it-exl2 --revision 6_5 --local-dir gemma-2-9b-it-exl2-6.5
+```
+
+Want to support my work? Visit my ko-fi page here: https://ko-fi.com/bartowski