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2.4 Expansion Slots (PCI and PCI Express Slots)
2.4 Expansion Slots (PCI and PCI Express Slots)
2.4 Expansion Slots (PCI and PCI Express Slots)
2.4 Expansion Slots (PCI and PCI Express Slots)
2.4 Expansion Slots (PCI and PCI Express Slots)
There are 2 PCI slots and 4 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 (PCIE x1 slot; Green) is used for PCI Express cards with x1 lane
width cards, such as Gigabit LAN card and SATA2 card.
PCIE2 (PCIE x16 slot; Green) is used for PCI Express x16 lane width
graphics cards, or used to install PCI Express graphics cards to support
CrossFireX
TM
function.
PCIE3 (PCIE x16 slot; Blue) is used to install PCI Express graphics
cards to support CrossFireX
PCIE4 (PCIE x16 slot; Orange) is used for PCI Express x1 lane width
cards, such as Gigabit LAN card, SATA2 card, etc., or used to install PCI
Express graphics cards to support 3-Way CrossFireX
PCIE1 slot
(x1 mode)
PCIE2 slot
(x16 or x8 mode)
1. If you plan to install only one PCI Express VGA card on this
motherboard, please install it on PCIE2 slot (Green). In this mode,
you do not need to adjust the default setting of ASRock SLI/XFire
Switch Card, and please do not remove or lose ASRock SLI/XFire
Switch Card when it is still in working condition.
ASRock
TM
function.
PCIE4 slot
(x4 mode)
PCIE3 slot
(x8 mode)
M3A790GXH/128M
Motherboard
TM
function.
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