http://www.asus.com/de/Notebooks_Ultrabooks/X751LA V/HelpDesk_Download/
v sekcii "VGA" je intel graphic driver a nvidia graphic driver. Zacni intelom. (ten s najvyssim cislom verzie, je tam viac verzii).
Zo sekcie "ATK" preinstaluj tiez tu jednu vec co tam je, tym mozes aj zacat.