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2.5 Expansion Slots (PCI Express Slots)
There are eight PCI Express slots on this motherboard.
PCIE slots:
PCIE0 (PCIE 5.0 x16 slot, from CPU1) is used for PCI Express x16 lane width cards.
PCIE1 (PCIE 5.0 x16 slot, from CPU1) is used for PCI Express x16 lane width cards.
PCIE2 (PCIE 5.0 x16 slot, from CPU1) is used for PCI Express x16 lane width cards.
PCIE3 (PCIE 5.0 x16 slot, from CPU1) is used for PCI Express x16 lane width cards.
PCIE4 (PCIE 5.0 x16 slot, from CPU1) is used for PCI Express x16 lane width cards.
PCIE5 (PCIE 5.0 x16 slot, from CPU1) is used for PCI Express x16 lane width cards.
PCIE6 (PCIE 5.0 x16 slot, from CPU1) is used for PCI Express x16 lane width cards.
PCIE7 (PCIE 5.0 x8 slot, from CPU1) is used for PCI Express x8 lane width cards.
Slot
Generation
PCIE0
PCIE1
PCIE2
PCIE3
PCIE4
PCIE5
PCIE6
PCIE7
Installing an expansion card
Step 1.
Before installing an expansion card, please make sure that the power
supply is switched off or the power cord is unplugged. Please read the
documentation of the expansion card and make necessary hardware
settings for the card before starting the installation.
Step 2.
Remove the system unit cover (if the motherboard is already installed
in a chassis).
Step 3.
Remove the bracket facing the slot that intending to use. Keep the
screws for later use.
Step 4.
Align the card connector with the slot and press firmly until the card is
completely seated on the slot.
Step 5.
Fasten the card to the chassis with screws.
Step 6.
Replace the system cover.
1. SLOT7 shares lanes with MCIO1 and MCIO2. MCIO1 and MCIO2 will be disabled
when SLOT7 is populated.
2. SLOT1 shares lanes with MCIO4 and M2_2. SLOT1 auto-switch to PCIe5.0 x8
when MCIO4 and M2_2 are populated.
Mechanical
5.0
x16
5.0
x16
5.0
x16
5.0
x16
5.0
x16
5.0
x16
5.0
x16
5.0
x8
GENOAD8X-2T/BCM
Electrical
Source
x16
x16
x16
x16
x16
x16
x16
x8
CPU1
CPU1
CPU1
CPU1
CPU1
CPU1
CPU1
CPU1
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