With a little knowledge and right components a 3500 venice will easily and safely OC 20-25%. If you don't think that would be noticable you know as much as hddmuncher.
Its already started.Maybe some posters should stay at G4. I personally did not try it because of some poor reviews i read about it.I guess it's a pain to setup and maintain. I use Sygate for it's simplicity and effectivness.