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Re:Stable Diffusion in pure C/C++ by brucethemoose2 on Saturday August 19, 2023 @10:45AM (#37189327)
> Has the whole thing been all about memory bandwidth all along

Yeah, sort of.

LLMs like llama at a batch size of 1 are hilariously bandwidth bound.

Stable Diffusion less so. Its still bandwidth heavy on GPUs, but compute is much more of a bottleneck.

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