7zip
Intel Core i5-2450M testing with a HP 1846 and Intel HD 3000 on Ubuntu 13.10 via the Phoronix Test Suite.
HTML result view exported from: https://openbenchmarking.org/result/1403076-SO-7ZIP2449814.
7-Zip Compression
Compress Speed Test
Phoronix Test Suite v10.8.4