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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.
PCI slot:
PCI slot is used to install expansion cards that have the 32-bit PCI
interface.
PCIE slots: PCIE1 / PCIE2 / PCIE4 / PCIE5 (PCIE 3.0 x16 slots) are used for PCI
Express graphics cards.
PCIE3 (PCIE2.0 x1 slot) is used for PCI Express cards with x1 lane
width. Such as ASRock Game Blaster, Gigabit LAN card or SATA2
cards, etc.
Two Graphics Cards in
TM
TM
CrossFireX
or SLI
Mode
Three Graphics Cards in
TM
3-Way CrossFireX
or
TM
3-Way SLI
Mode
Four Graphics Cards in
TM
4-Way CrossFireX
or
TM
4-Way SLI
Mode
1. In single VGA card mode, it is recommended to install a PCI Express
x16 graphics card in the PCIE1 slot.
2. In CrossFireX
x16 graphics cards in PCIE1 and PCIE4 slots. Therefore, both these
two slots will work at x16 bandwidth.
3. In 3-Way CrossFireX
Express x16 graphics cards in PCIE1, PCIE2 and PCIE4 slots.
Therefore, both PCIE1 and PCIE4 will work at x16 bandwidth, while
PCIE2 works at x8 bandwidth.
4. In 4-Way CrossFireX
Express x16 graphics cards in PCIE1, PCIE2, PCIE4 and PCIE5
slots. Therefore, PCIE1 will work at x16 bandwidth, while PCIE2,
PCIE4 and PCIE5 works at x8 bandwidth.
5. Please connect a chassis fan to the motherboard's chassis fan
connector (CHA_FAN1, CHA_FAN2 or CHA_FAN3) when using
multiple graphics cards for better thermal environment.
6. Currently Intel
support PCIE 3.0, but this motherboard is already PCIE 3.0 hardware
ready. It depends on Intel's CPU to enable PCIE 3.0. Please check
Intel's website for information on future CPU updates and releases.
Fatal1ty X79 Professional Series Motherboard
PCIE Slot Configurations
PCIE1
PCIE2
x16
N/A
x16
x8
x16
x8
TM
TM
mode or SLI
mode, please install the PCI Express
TM
or 3-Way SLI
TM
or 4-Way SLI
®
Socket 2011 Sandy Bridge-E Processor doesn't
PCIE4
x16
x16
x8
TM
mode, please install the PCI
TM
mode, please install the PCI
PCIE5
N/A
N/A
x8
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