7zip
AMD Phenom II X4 945 testing with a Gigabyte GA-MA78GM-S2H under Calculate Linux Desktop 11.15 KDE via the Phoronix Test Suite.
HTML result view exported from: https://openbenchmarking.org/result/1205026-GR-7ZIP4254695.
7-Zip Compression
Compress Speed Test
Phoronix Test Suite v10.8.4