yes
i get ~5-10x speedup with nvenc for h264, can’t speak to the quality of the amd or av1 stuff. the quality of motion etc is worse at low bit rates but i think above a few mbps at 1080p its not that much of a difference.
https://trac.ffmpeg.org/wiki/HWAccelIntro would seem to indicate that the AMF encoder provides amd gpu support. https://github.com/Chocobozzz/PeerTube/issues/938 https://docs.joinpeertube.org/contribute/plugins#add-new-transcoding-profiles
mapotofu is one of my favorite dishes and there are a lot of variations on it, but this recipe from chinese cooking demystified is by far the best starting point recipe out there. One variation i like to make is to double the black bean and green onion, and use less water and doubanjiang