7zip
Intel Core 2 6300 testing with a ASUS P5B and ASUS NVIDIA GeForce 9400 GT 3968MB on Debian 9.1 via the Phoronix Test Suite.
HTML result view exported from: https://openbenchmarking.org/result/1711298-TY-7ZIP5335991.
7-Zip Compression
Compress Speed Test
Phoronix Test Suite v10.8.4