Thats pci-e or pci- express, other wise you'll end up with the wrong card.JohnR said:I just got my new mobo & cpu, but didnt realise my old gfx card would not be compatible, can anyone recommened a good pci gfx card for a asus a8n sli deluxe mobo. Iv been looking at the 7800 but there are quite a few to choose from..