What kind of expansion slot should you use for your video card?

apg slotThis MICROSAPG Model 1816 Cash Drawer features sturdy steel, durable plastics and a resilient powder coated painted finish. The Heavy Duty latch mechanism isAn 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