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Generating with H3 at native canvas 1MP and then upscaling by rediffusing at 2MP+

This story is from 2026-09-07. It is preserved in the archive; the latest stories are on the live feed.

Anyone tried this? How feasible could it be? I'm thinking of an upscale pipeline by first generating at native canvas (~1MP 1344x768) to preserve overall scene quality and then upscaling to 2MP+ with a balanced amount of denoising to regenerate finer texture with more detail. (I had some success wi…

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  1. 2026-09-07 00:39 · r/StableDiffusion
    Generating with H3 at native canvas 1MP and then upscaling by rediffusing at 2MP+

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