ASRock FM2A88X Extreme6 User Manual - Page 24

Expansion Slots PCI and PCI Express Slots

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2.4 Expansion Slots (PCI and PCI Express Slots) There are 2 PCI slots and 5 PCI Express slots on this motherboard. 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 you start the installation. PCI Slots: PCI slots are used to install expansion cards that have the 32-bit PCI interface. PCIE Slots: PCIE1 / PCIE3 (PCIe 2.0 x1 slot) is used for PCI Express cards with x1 lane width cards. PCIE2 / PCIE4 (PCIe 3.0 x16 slot) is used for PCI Express x16 lane width graphics cards. PCIE5 (PCIe 2.0 x16 slot) is used for PCI Express x4 lane width cards. PCIe Slot Configurations Single Graphics Card Two Graphics Cards in CrossFireXTM Mode Three Graphics Cards in 3-Way CrossFireXTM Mode PCIE2 x16 PCIE4 N/A PCIE5 N/A x8 x8 N/A x8 x8 x4 1. 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 multiple graphics cards. 2. When PCIE2 slot is occupied, the DisplayPort cannot be used. 3. If you use DisplayPort, PCIE2 slot cannot run at x16 lane width, only work at max x8 lane width. 19

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19
2.4
Expansion Slots (PCI and PCI Express Slots)
There are 2 PCI slots and 5 PCI Express slots on this motherboard.
PCI Slots:
PCI slots are used to install expansion cards that have the 32-bit PCI
interface.
PCIE Slots:
PCIE1 / PCIE3 (PCIe 2.0 x1 slot) is used for PCI Express cards with x1
lane width cards.
PCIE2 / PCIE4 (PCIe 3.0 x16 slot) is used for PCI Express x16 lane
width graphics cards.
PCIE5 (PCIe 2.0 x16 slot) is used for PCI Express x4 lane width cards.
PCIe Slot Configurations
1.
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 multiple graphics cards.
2.
When PCIE2 slot is occupied, the DisplayPort cannot be used.
3.
If you use DisplayPort, PCIE2 slot cannot run at x16 lane width, only work
at max x8 lane width.
Before installing an expansion card, please make sure that the power supply
is switched off or the power cord is unplugged. Please read the documenta-
tion 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
Mode
x8
x8
N/A
Three Graphics Cards in
3-Way CrossFireX
TM
Mode
x8
x8
x4