ASROCK FM2A88X+ BTC Manual Del Usuario página 21

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 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 / PCIE2 / PCIE3 (PCIe 2.0 x1 slot) is used for PCI Express cards
with x1 lane width cards
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
CrossFireX
For a better thermal environment, please connect a chassis fan to the moth-
erboard's chassis fan connector (CHA_FAN1, CHA_FAN2, or CHA_FAN3)
when using multiple graphics cards.
20
TM
Mode
PCIE4 PCIE5
x16 N/A
x16 x4