renoir JPEG XL
AMD Ryzen 5 4500U testing with a LENOVO LNVNB161216 (EECN20WW BIOS) and AMD Renoir 512MB on Ubuntu 20.10 via the Phoronix Test Suite.
HTML result view exported from: https://openbenchmarking.org/result/2102118-PTS-RENOIRJP35&grs&sor.
JPEG XL
Encode Speed: 8
JPEG XL
Encode Speed: 7
JPEG XL
Encode Speed: 5
Phoronix Test Suite v10.8.5