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1-24 Chapter 1: Product introduction
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 specications. The gure
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 congurations.
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 Qualied PCIe x16 x16 Qualied RAID or x1
graphics card LAN card
SLI mode Qualied SLI-ready x8 Qualied SLI-ready x8
Dual Video graphics cards graphics card
Cards
Multi-monitor,
Qualied PCIe x16 x8 Qualied PCIe x8, x4,
RAID or LAN
graphics card graphics card, x2, x1
setup
RAID or LAN card