SOLVED: Bad transcoding performance using Intel UHD 770

[fl0wfr]


Linux 5.14.0-503.31.1.el9_5.x86_64


I think I know why. Linux 5.14 kernel is too old for AlderLake-S iGPU. Check these links and you will find that the minimum requirement is 5.17.

https://github.com/intel/media-driver#kn...imitations

https://jellyfin.org/docs/general/admini...l-on-linux

i9 14900T is a Raptor Lake, based on TGLx platform (TGL: Tiger Lake, RKL: Rocket Lake, ADL-S/P/N: Alder Lake, RPL-S/P: Raptor Lake), kernel support since 5.9