7zip
Intel Pentium G3258 testing with a ASRock Z97M Anniversary and Gigabyte NVIDIA GeForce GTX 760 4096MB on LinuxMint 17.3 via the Phoronix Test Suite.
HTML result view exported from: https://openbenchmarking.org/result/1606062-SO-7ZIP7873715.
7-Zip Compression
Compress Speed Test
Phoronix Test Suite v10.8.4