User Manual

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20
2.4 Expansion Slots (PCI Express Slots)
ere are 5 PCI Express slots on the motherboard.
PCIe slots:
PCIE1 (PCIe 3.0 x1 slot) is used for PCI Express x1 lane width cards.
PCIE2 (PCIe 3.0 x16 slot) is used for PCI Express x16 lane width graphics cards.
PCIE3 (PCIe 3.0 x1 slot) is used for PCI Express x1 lane width cards.
PCIE4 (PCIe 3.0 x16 slot) is used for PCI Express x8 lane width graphics cards.
PCIE5 (PCIe 3.0 x16 slot) is used for PCI Express x4 lane width graphics cards.
PCIe Slot Congurations
For a better thermal environment, please connect a chassis fan to the motherboard’s
chassis fan connector (CHA_FAN1~6/WP) when using multiple graphics cards.
Before installing an expansion card, please make sure that the power supply is
switched o or the power cord is unplugged. Please read the documentation of the
expansion card and make necessary hardware settings for the card before you start
the installation.
PCIE2 PCIE4 PCIE5
Single Graphics Card x16 N/A N/A
Two Graphics Cards in
CrossFireX
TM
or SLI
TM
Mode
x8 x8 N/A
ree Graphics Cards in
3-Way CrossFireX
TM
Mode
x8 x4 x4