Expansion Slots; Pcie Slot Configurations - ASROCK FM2A88M Extreme4+ User Manual

2.4 Expansion Slots (PCI and PCI Express Slots)
There is 1 PCI slot and 3 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 documenta-
tion 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 (PCIe 3.0 x16 slot) is used for PCI Express x16 lane width graph-
ics cards.
PCIE2 (PCIe 2.0 x1 slot) is used for PCI Express cards with x1 lane
width cards.
PCIE3 (PCIe 2.0 x16 slot) is used for PCI Express x4 lane width graph-
ics cards.

PCIe Slot Configurations

Single Graphics Card
Two Graphics Cards in
CrossFireX
For a better thermal environment, please connect a chassis fan to the moth-
erboard's chassis fan connector (CHA_FAN1) when using multiple graphics
cards.
20
TM
Mode
PCIE1 PCIE3
x16 N/A
x16 x4