显卡驱动,重装下再试试看。[url]http://support1.lenovo.com.cn/lenovo/wsi/Modules/DriverDetail.aspx?ID=33355&MachineNameOmini=IdeaPadZ465&SearchType=1&LogicType=1&MachineId=-7984&IsSeachOne=true&IsBackPage=false&typename=IdeaPad+Z465[/url]