7zip
AMD Athlon 64 3200+ testing with a ASUS K8N-E-Deluxe and NVIDIA GeForce FX 5500 128MB on Ubuntu 11.04 via the Phoronix Test Suite.
HTML result view exported from: https://openbenchmarking.org/result/1112023-LI-7ZIP5211782.
7-Zip Compression
Compress Speed Test
Phoronix Test Suite v10.8.4