E dang dung con asus k53e. hno down so tay win 7 ve nghich ltinh 1 luc d tang toc cho may. nhung gio du k chay ung dung nao CPU cua may cung chay den 30- 40%. khi choi game+ luot web CPU co khi len den 99%. e thay hoi lo len muon khoi phuc nhu luc may moi mua. ai giup e voi. 
