or is it running on whatever default driver Windows installed for it?
In any case it is most likely showing like that due to it supporting two displays; one being the laptop monitor itself, and the second the VGA port. Perfectly normal and used to show like that in XP for most video cards.
My Computer
At a glance
Win 7 Ultimate x64FX-8350 @ 4.6 GHz so farADATA XPG V1 Series Black 8GB DDR3 1600Sapphire R9 270x Dual-X