Asus P5N-E SLI - Manual (Page 39)

ASUS P5N-E SLI 1-25
PCI Express x16 slot configurations
1.8.6 Two PCI Express x16 slots
This motherboard supports one PCI
Express x16 graphics card or two
SLI-ready PCI Express x16 graphic
cards that comply with the PCI
Express specifications. The figure
shows a graphics card installed on
the PCI Express x16 slot.
• In Single Card mode, only the PCI Express blue slot can be used for
PCI Express x16 graphics cards.
• In SLI mode, the PCI Express x16 slots work at the bandwidth of
PCI Express x8. The combined bandwidth of these maintain the
bandwidth of PCI Express x16.
• See the table below for possible PCI Express card configurations.
Install a rear chassis fan to the chassis (CHA_FAN) connector when using
two graphics cards for better thermal environment. See page 1-32 for
details.
EZ Selector setting PCIEX16_1 (blue) slot PCIEX16_2 (black) slot
Card Type Speed Card Type Speed
Single Video Card Qualified PCIe x16 x16
graphics card
SLI mode Qualified SLI-ready x8 Qualified SLI-ready x8
Dual Video graphics cards graphics card
Cards Multi-monitor, Qualified PCIe x16 x8 Qualified PCIe x8, x4,
RAID or LAN graphics card graphics card, x2, x1
setup RAID or LAN card