i just bought a new pc..
cpu- intel E7400
video card- ASUS Geforce ROG EN9600gt MATRIX 512mb

after installing window and all the drivers, it seems like the ASUS motherboard utility 'EPU-4 Engine' does not recognize the my VGA.

then when i play warcraft3 DotA, i start to get error graphic distorted..
and when i alt+tab out of warcraft3 then tab in again the screen become black and take awhile for warcraft3 screen to show..

this only happen to warcraft3 but so far i only tested playing with warcraft3 and maplestory..

anyone can help me please..