KDE 3 vs KDE 4: performance

After some raving blogs about how memory-efficient and fast KDE 4 is, I decided to test something myself.

I felt there are regressions in drawing performance in some apps, and I tried to quantify that a little bit. Of course, entirely unscientific, but the patern should be clear... For those who wonder, as far as I can tell, debugging is off in my build and my hardware is pretty nice - a 2.4 ghz dualcore AMD with 3 GB ram. It was all done in a KDE3 environment.

Procedure: