 my real computer is a 2.6ghz but the motherboard on that one
 my real computer is a 2.6ghz but the motherboard on that oneis fried. So it's not possible to use that one atm. I have change customwidth / height to 640*480 gona take her for a spin now. Will edit this post afterwards!
Thx for the tips

 my real computer is a 2.6ghz but the motherboard on that one
 my real computer is a 2.6ghz but the motherboard on that one