x2
Intel Core i7-8550U testing with a Dell 0H0VG3 (1.10.0 BIOS) and Intel UHD 620 3GB on Ubuntu 20.04 via the Phoronix Test Suite.
HTML result view exported from: https://openbenchmarking.org/result/2002196-VE-X2980521285&gru&export=pdf.
x264
H.264 Video Encoding
x265
H.265 1080p Video Encoding
Phoronix Test Suite v10.8.5