JPEG XL Core i9 9900K
Intel Core i9-9900K testing with a ASRock Z390M Pro4 (P4.20 BIOS) and Intel UHD 630 3GB on Ubuntu 20.04 via the Phoronix Test Suite.
HTML result view exported from: https://openbenchmarking.org/result/2102128-HA-JPEGXLCOR51&rdt.
JPEG XL
Input: PNG - Encode Speed: 5
JPEG XL
Input: PNG - Encode Speed: 7
JPEG XL
Input: PNG - Encode Speed: 8
JPEG XL
Input: JPEG - Encode Speed: 5
JPEG XL
Input: JPEG - Encode Speed: 7
JPEG XL
Input: JPEG - Encode Speed: 8
Phoronix Test Suite v10.8.5