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p1atdev/
FLUX.1-schnell-t5-xxl-quanto

Name: FLUX.1-schnell-t5-xxl-quanto
Availability: InStock

safetensors

apache-2.0

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Quantized T5-XXL of FLUX.1[schnell] using HuggingFace optimum-quanto.

Quantize

import torch
from transformers import T5EncoderModel
from optimum.quanto import (
    QuantizedTransformersModel,
    qfloat8_e4m3fn,
    qfloat8_e5m2,
    qint8,
    qint4,
)

REPO_NAME = "black-forest-labs/FLUX.1-schnell"
TEXT_ENCODER = "text_encoder_2"

model = T5EncoderModel.from_pretrained(
    REPO_NAME, subfolder=TEXT_ENCODER, torch_dtype=torch.bfloat16
)
qmodel = QuantizedTransformersModel.quantize(
    model,
    weights=qfloat8_e4m3fn,
)
qmodel.save_pretrained("./t5_xxl/qfloat8_e4m3fn")

Load

Currently QuantizedTransformersModel does not support load a quantized model from huggingface hub.

from transformers import T5EncoderModel, AutoModelForTextEncoding
from optimum.quanto import QuantizedTransformersModel

MODEL_PATH = "./t5_xxl/qfloat8_e4m3fn"

class QuantizedModelForTextEncoding(QuantizedTransformersModel):
    auto_class = AutoModelForTextEncoding

qmodel = QuantizedModelForTextEncoding.from_pretrained(
    "./t5_xxl/qint8",
)

p1atdev/FLUX.1-schnell-t5-xxl-quanto

Quantize

Load

p1atdev/
FLUX.1-schnell-t5-xxl-quanto