mga bro i have a built-n vcard in my ecs a890gxm-a which is hd4290 and a vcard na 9800gtx(thnx to carlotech na na au twn ako card. ) sa pci-e slot can i use the card for physx or what, just wana try something like naa man uban need 2 cards dha for sli n crossfire for me if pwede ni i want to connect my 9800gtx to the built-n na hd4290 can this be done? just want to know, if pwede basin ako ni expermintohan..