What is an AGP slot?

apg slotHowever, it is installed on a AGP slot on my Gabyte GA-6VTXE-A Rev. 1.x without any 8X. Thus, this Nvidia VGA Card can be installed on AGP 8X without any problemsAn AGP 3.3V motherboard connector can only accept AGP cards which have the 3.3V slot. If you try to insert a card without a 3.3V slot into an AGP 3.3V motherboard