Asus M2N-E SLI 2.5.5PCI Express x1 slot, 2.5.6PCI Express x16 slots, Recommended PCI Express x16 configurations

2.5.5PCI Express x1 slot

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 slot.

2.5.6PCI Express x16 slots

This motherboard supports PCI Express x16 graphics cards that comply with the PCI Express specifications. Refer to the figure below for the location of the slots.

PCI Express x16 blue slot (at x16 speed)

PCI Express x1 slot

PCI slots

PCI Express x 16 black slot (at x8 speed)

• In single card mode, we recommend that you use the blue PCI Express x16 (PCIEX16_1) slot.

•Due to chipset limitation, the black PCI Express x16 (PCIEX16_2) slot can only operate at x8 speed.

•Connect a rear chassis fan to the chassis (CHA_FAN) connector when using two graphics cards for better thermal environment. See page 2-28 for details.

•We recommend that you provide sufficient power when running NVIDIA® SLI™ mode. See pages 2-29 and 2-30 for details.

Recommended PCI Express x16 configurations

Mode	PCIEX16_1 (Blue) slot		PCIE16_2 (Black) slot
	Card type	Speed	Card type	Speed
Non-SLI mode	PCIe x16 graphics card	x16	NA
	PCIe x16 graphics card	x8	PCIe x16 graphics card	x8
	PCIe x16 graphics card	x8	Other PCIe devices	x8, x4, x1
Dual graphics	Two identical NVIDIA® SLI™ Edition graphics cards at x8, x8 speed
card in SLI Mode

2-18 Chapter 2: Hardware information