fRuitY

can someone help me plz... got a prob... asus probe allways shows me that i got 13.48v instead of 12v... and than it crashs or reboot! if i try to play world of warcraft i get 13.6v my mobo is an asus a7v8x cpu 2400+ running at 1800 or something ram is 512 mb pc3200 gpu ati 9800 pro psu uses 550 watt... dont know what to do!