>>3010525I don't think it's the ratio but rather the total resolution of the base gen. As long as the total pixel count is the same there should be no issues regardless of ratio. Well, up to a point.
>1024x1024=1,048,576; 1:1 square>2048x512=1,048,576; 2:1 rectangle, not an SDXL-approved ratioThere was an article explaining the why of it back around Pony release, but I can't find it anymore.