With Ubuntu, Kubuntu, and Xubuntu each deploying a different desktop environment (GNOME, KDE, and Xfce respectively), how do each of these distributions compare performance-wise?
Read it at Phoronix
In these tests with the dual Clovertown setup we found the results to be indistinguishable. However, with the AMD Sempron, Ubuntu 7.04 Feisty Fawn Herd 4 had outperformed both Kubuntu and the lighter-weight Xubuntu. Granted on a slower system the lightweight Xubuntu should have a greater performance advantage. In the next part of this article we will study the gaming performance between Ubuntu, Xubuntu, and Kubuntu on the same two systems.