7zip
VIA Nano U2250 testing with a Dell S2F and VIA VX800/VX820 Chrome 9 HC3 on Debian 6.0.6 via the Phoronix Test Suite.
HTML result view exported from: https://openbenchmarking.org/result/1212050-SU-7ZIP8330074.
7-Zip Compression
Compress Speed Test
Phoronix Test Suite v10.8.4