Keltezaa/SD1_V2_1
Adapter vs stabilityai/stable-diffusion-xl-base-1.0. Keltezaa/SD1_V2_1 is a LoRA adapter, not full weights: rank 128, on unknown modules (722 adapted matrices). It modifies stabilityai/stable-diffusion-xl-base-1.0 at load time.
8 other repos hold byte-for-byte identical weight files.