Asus P5Q3 - Manual (Page 44)

2-18 Chapter 2: Hardware information
2.5.4 PCI slots
The PCI slots support cards such as a LAN card, SCSI card, USB card, and other
cards that comply with PCI specifications. Refer to the figure below for the location
of the slots.
2.5.5 PCI Express x1 slots
This motherboard supports PCI Express x1 network cards, SCSI cards and other
cards that comply with the PCI Express specifications. Refer to the figure below for
the location of the slots.
2.5.6 PCI Express 2.0 x16 slot
This motherboard supports a PCI Express x16 graphics card that comply with the
PCI Express specifications. Refer to the figure below for the location of the slot.
PCI Express 2.0 x16 slot (Blue)
PCI slot 1
PCI Express x1 slot 1
PCI slot 2
PCI Express 2.0 x16 slot 2 (Black)
PCI Express x1 slot 2
PCI Express x1 slot 3
• In single VGA card mode, use first the PCIe 2.0 x16_1 slot (blue) for a PCI
Express x16 graphics card to get better performance.
• In CrossFireX™ mode, use the PCIe 2.0 x16_1 (blue) and PCIe 2.0 x16_2
(black) slots for PCI Express x16 graphics cards to get better performance.
• We recommend that you provide sufficient power when running
CrossFireX™ mode. See page 2-36 for details.
• Connect a chassis fan to the motherboard connector labeled CHA_FAN1/2
when using multiple graphics cards for better thermal environment. See
page 2-33 for details.