Commit
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6dd89d5
1
Parent(s):
cc3ad99
add readme and config
Browse files- README.md +105 -3
- config.json +59 -0
README.md
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---
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language: en
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license: apache-2.0
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tags:
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- text-to-image
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- diffusion
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- mflux
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- development
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datasets:
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- custom
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---
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# FLUX.1-dev-mflux-8bit
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[](https://huggingface.co/dhairyashil/FLUX.1-dev-mflux-8bit)
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A quantized version of the [FLUX.1-dev](https://huggingface.co/black-forest-labs/FLUX.1-dev) text-to-image model, implemented using the [mflux](https://github.com/filipstrand/mflux) (version 0.6.2) quantization approach.
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## Overview
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This repository contains the 8-bit quantized FLUX.1 model, which significantly reduces the memory footprint while maintaining most of the generation quality. The quantization was performed using the mflux.
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### Benefits of 8-bit Quantization
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- **Reduced Memory Usage**: ~50% reduction in memory requirements compared to the original model
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- **Faster Loading Times**: Smaller model size means quicker initialization
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- **Lower Storage Requirements**: Significantly smaller disk footprint
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- **Accessibility**: Can run on consumer hardware with limited VRAM
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- **Minimal Quality Loss**: Maintains nearly identical output quality to the original model
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## Model Structure
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This repository contains the following components:
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- `text_encoder/`: CLIP text encoder (8-bit quantized)
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- `text_encoder_2/`: Secondary text encoder (8-bit quantized)
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- `tokenizer/`: CLIP tokenizer configuration and vocabulary
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- `tokenizer_2/`: Secondary tokenizer configuration
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- `transformer/`: Main diffusion model components (8-bit quantized)
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- `vae/`: Variational autoencoder for image encoding/decoding (8-bit quantized)
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## Usage
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### Requirements
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- Python
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- PyTorch
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- Transformers
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- Diffusers
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- [mflux](https://github.com/filipstrand/mflux) library (for 8-bit model support)
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### Installation
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```bash
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pip install torch diffusers transformers accelerate
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uv tool install mflux # check mflux README for more details
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```
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### Example Usage
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```bash
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# export path for mflux
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% mflux-generate \
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--path "dhairyashil/FLUX.1-dev-mflux-8bit" \
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--model dev \
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--steps 25 \
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--seed 2 \
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--height 1920 \
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--width 1024 \
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--prompt "hot chocolate dish"
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```
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### Comparison Output
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The images generated from above prompt for different models are shown at the top.
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fp16 and 8-bit results look visibly almost the same, with the 8-bit version maintaining excellent quality while using significantly less memory.
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A [4-bit development model](https://huggingface.co/dhairyashil/FLUX.1-dev-mflux-4bit) may also be available for testing, though with more noticeable quality difference.
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## Performance Comparison
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| Model Version | Memory Usage | Inference Speed | Quality |
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|---------------|--------------|-----------------|--------|
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| Original FP16 | ~36 GB | Base | Base |
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| 8-bit Quantized | ~18 GB | Nearly identical | Nearly identical |
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| 4-bit Quantized | ~9 GB | Nearly identical | Moderately reduced |
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## Other Highlights
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- Very minimal quality degradation compared to the original model
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- Nearly identical inference speed
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- Rare artifacts that are generally imperceptible in most use cases
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## Acknowledgements
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- [Black Forest Labs](https://huggingface.co/black-forest-labs) for creating the original FLUX.1 model family
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- [Filip Strand](https://github.com/filipstrand) for developing the mflux quantization methodology
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- The Hugging Face team for their Diffusers and Transformers libraries
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- All contributors to the development version for their testing and improvements
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## License
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This model inherits the license of the original FLUX.1 model. Please refer to the [original model repository](https://huggingface.co/black-forest-labs/FLUX.1) for licensing information.
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config.json
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{
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"_class_name": "FluxPipeline",
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"_diffusers_version": "0.19.0",
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"force_zeros_for_empty_prompt": true,
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"add_watermarker": false,
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"feature_extractor": [
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"transformers",
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"CLIPImageProcessor"
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],
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"text_encoder": [
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"transformers",
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"CLIPTextModel"
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],
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"text_encoder_2": [
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"transformers",
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"CLIPTextModelWithProjection"
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],
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"tokenizer": [
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"transformers",
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"CLIPTokenizer"
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],
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"tokenizer_2": [
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"transformers",
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"CLIPTokenizer"
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],
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"transformer": [
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"diffusers",
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"FluxTransformerModel"
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],
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"vae": [
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"diffusers",
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"AutoencoderKL"
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],
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"model_type": "flux-rectified-flow",
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"architecture": "rectified-flow-transformer",
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"parameters": 12000000000,
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"prediction_type": "flow",
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"max_sequence_length": 256,
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"requires_safety_checker": false,
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"safety_checker": null,
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"original_model": "black-forest-labs/FLUX.1-dev",
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"model_description": "A development version of the 12 billion parameter rectified flow transformer capable of generating images from text descriptions using a hybrid architecture of multimodal and parallel diffusion transformer blocks",
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"quantization": {
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"method": "mflux",
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"version": "0.6.2",
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"bits": 8,
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"original_dtype": "float16"
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},
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"memory_requirements": {
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"original_fp16": "~57 GB",
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"quantized_8bit": "~18 GB"
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},
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"recommended_inference_parameters": {
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"steps": 25,
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"guidance_scale": 0.0,
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"max_sequence_length": 256
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},
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"license": "apache-2.0"
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}
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