Asus P4P800-X - Manual (Page 24)

1-14 Chapter 1: Product introduction
1.8.3 PCI slots
The PCI slots support PCI cards such as a LAN card, SCSI card, USB card, and
other cards that comply with PCI specifications.
1.8.4 AGP slot
The Accelerated Graphics Port (AGP) slot that supports AGP 8X/4X (+1.5V) cards.
When you buy an AGP card, make sure that you ask for one with +1.5V
specification.
Note the notches on the card golden fingers to ensure that they fit the AGP slot on
the motherboard.
If installing the ATi 9500 or 9700 Pro Series VGA cards, use only the card
version PN xxx-xxxxx-30 or later, for optimum performance and overclocking
stability.
This motherboard does not support 3.3V AGP cards. Install only +1.5V or 0.8V
AGP cards on this motherboard.
P4P800-X
®
P4P800-X Accelerated Graphics Port (AGP)
Keyed for 1.5v