Hi, when i install the newest r7 m265 drivers for my g510 laptop from lenovo support site or amd site (07.28.2015) they lag a lot, but when i press the "update driver software" in device manager it updates the graphics to "Opal XT/GT (6604) from 09.09.2013...BUT they work perfectly...again BUT i want the new and updated graphics...why is this happening?