# Hugging Face — Optimizing Stable Diffusion for Intel CPUs with NNCF and 🤗 Optimum

- Company: Hugging Face (huggingface.co)
- Announced: 2023-05-25
- Category: not stated
- Coverage: not counted
- Announcement: no
- Group: routine
- Source: https://huggingface.co/blog/train-optimize-sd-intel
- Record: https://forck.live/items/2053-optimizing-stable-diffusion-for-intel-cpus-with-nncf-and-optimum
- Subject: Platform
- Models affected: Stable Diffusion

A workflow for optimizing Stable Diffusion models for Intel CPUs using OpenVINO NNCF and Optimum, achieving 5.1x inference acceleration and 4x model footprint reduction compared to PyTorch. The method involves quantization-aware training, knowledge distillation, and token merging.

## Evidence

Verbatim from https://huggingface.co/blog/train-optimize-sd-intel:

> we achieved 5.1x inference acceleration and 4x model footprint reduction compared to PyTorch.

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