Automatic1111 Metal implementation yields 40% speedup on SD1.5
August 12, 2026
A new implementation of the Automatic1111 WebUI specifically tuned for Apple Silicon provides a 40% speed increase for Stable Diffusion 1.5. The optimization targets native Metal performance without requiring a full migration to Core ML.
HOW THIS AFFECTS YOU
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builderYou can achieve faster local image generation workflows on M-series Macs using this repo.
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designerThis improves the responsiveness of local generative creative tools on Apple hardware.