7zip
Intel Pentium E5200 testing with a Gigabyte G31M-S2L and ATI Radeon HD 4800 1024MB on Debian testing via the Phoronix Test Suite.
HTML result view exported from: https://openbenchmarking.org/result/1310236-SO-7ZIP4343552.
7-Zip Compression
Compress Speed Test
Phoronix Test Suite v10.8.4