ASRock X79 Extreme11 User Manual - Page 21

Expansion Slots PCI and PCI Express Slots

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2.6 Expansion Slots (PCI and PCI Express Slots) There are 7 PCI Express slots on this motherboard. PCIE slots:PCIE1 / PCIE2 / PCIE3 / PCIE4 / PCIE5 / PCIE6 / PCIE7 (PCIE 3.0 x16 slots) are used for PCI Express graphics cards. PCIE Slot Configurations Two Graphics Cards in CrossFireXTM or SLITM Mode Three Graphics Cards in 3-Way CrossFireXTM or 3-Way SLITM Mode Four Graphics Cards in 4-Way CrossFireXTM or 4-Way SLITM Mode Seven Graphics Cards PCIE1 x16 x16 x16 x16 PCIE2 N/A N/A N/A x8 PCIE3 N/A x16 x16 x8 PCIE4 N/A N/A N/A x8 PCIE5 x16 x16 x16 x8 PCIE6 N/A N/A N/A x8 PCIE7 N/A N/A x16 x8 1. In single VGA card mode, it is recommended to install a PCI Express x16 graphics card in the PCIE1 slot. 2. In CrossFireXTM mode or SLITM mode, please install the PCI Express x16 graphics cards in PCIE1 and PCIE5 slots. Both these two slots will work at x16 bandwidth. 3. In 3-Way CrossFireXTM or 3-Way SLITM mode, please install the PCI Express x16 graphics cards in PCIE1, PCIE3 and PCIE5 slots. PCIE1, PCIE3 and PCIE5 will work at x16 bandwidth. 4. In 4-Way CrossFireXTM or 4-Way SLITM mode, please install the PCI Express x16 graphics cards in PCIE1, PCIE3, PCIE5 and PCIE7 slots. PCIE1, PCIE3, PCIE5 and PCIE7 will work at x16 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® Socket 2011 Sandy Bridge-E Processors don't 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. 21

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21
PCIE Slot Configurations
PCIE1
PCIE2
PCIE3
PCIE4
PCIE5
PCIE6
PCIE7
Two Graphics Cards in
x16
N/A
N/A
N/A
x16
N/A
N/A
CrossFireX
TM
or SLI
TM
Mode
Three Graphics Cards in
3-Way CrossFireX
TM
or
x16
N/A
x16
N/A
x16
N/A
N/A
3-Way SLI
TM
Mode
Four Graphics Cards in
4-Way CrossFireX
TM
or
x16
N/A
x16
N/A
x16
N/A
x16
4-Way SLI
TM
Mode
Seven Graphics Cards
x16
x8
x8
x8
x8
x8
x8
2.6
Expansion Slots (PCI and PCI Express Slots)
There are 7 PCI Express slots on this motherboard.
PCIE slots:
PCIE1 / PCIE2 / PCIE3 / PCIE4 / PCIE5 / PCIE6 / PCIE7 (PCIE 3.0 x16
slots) are used for PCI Express graphics cards.
1. In single VGA card mode, it is recommended to install a PCI Express
x16 graphics card in the PCIE1 slot.
2. In CrossFireX
TM
mode or SLI
TM
mode, please install the PCI Express
x16 graphics cards in PCIE1 and PCIE5 slots. Both these two slots
will work at x16 bandwidth.
3. In 3-Way CrossFireX
TM
or 3-Way SLI
TM
mode, please install the PCI
Express x16 graphics cards in PCIE1, PCIE3 and PCIE5 slots.
PCIE1, PCIE3 and PCIE5 will work at x16 bandwidth.
4. In 4-Way CrossFireX
TM
or 4-Way SLI
TM
mode, please install the PCI
Express x16 graphics cards in PCIE1, PCIE3, PCIE5 and PCIE7
slots. PCIE1, PCIE3, PCIE5 and PCIE7 will work at x16 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
®
Socket 2011 Sandy Bridge-E Processors don’t
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.