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2.4 Expansion Slots (PCI and PCI Express Slots)
ere is 1 PCI slot and 5 PCI Express slots on the motherboard.
PCI slot:
e PCI1 slot is used to install expansion cards that have 32-bit PCI interface.
PCIe slots:
PCIE1 (PCIe 2.0 x1 slot) is used for PCI Express x1 lane width cards.
PCIE2 (PCIe 2.0 x16 slot) is used for PCI Express x16 lane width graphics cards.
PCIE3 (PCIe 2.0 x1 slot) is used for PCI Express x1 lane width cards.
PCIE4 (PCIe 2.0 x16 slots) is used for PCI Express x8 lane width graphics cards.
PCIE5 (PCIe 2.0 x16 slot) is used for PCI Express x4 lane width graphics cards.
PCIe Slot Congurations
PCIE2 PCIE4 PCIE5
Single Graphics Card x16 N/A N/A
Two Graphics Cards in
CrossFireX
TM
Mode
x8 x8 N/A
ree Graphics Cards in
3-Way CrossFireX
TM
Mode
x8 x8 x4
For a better thermal environment, please connect a chassis fan to the motherboard’s
chassis fan connector (CHA_FAN1, CHA_FAN2 or CHA_FAN3) when using mul-
tiple 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.
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