ASRock Z77 Extreme11 - Manual (Page 22)

22
ASRock Z77 Extreme11 Motherboard
English
2.4 Expansion Slots (PCI Express Slots)
There are 7 PCI Express slots and 1 mini_PCI Express slot on this moth-
erboard.
Mini-PCIE Slots: MINI_PCIE1 is used for mini-PCIE cards.
PCIE slots: PCIE2, PCIE4 and PCIE6 (PCIE 2.0 x1 slots) are used for
PCI Express x1 lane width cards, such as a Gigabit LAN card or
SATA2 cards, etc.
PCIE1 (PCIE 3.0 x16 slot) is used for PCI Express x16 lane
width graphics cards.
PCIE3 and PCIE5 (PCIE 3.0 x16 slot) are used for PCI Express
x8 lane width graphics cards, or used to install PCI Express
graphics cards to support CrossFireX
TM or SLI TM .
PCIE7 (PCIE 2.0 x16 slot) is used for PCI Express x4 lane width
graphics cards.
PCIE Slot Configurations
1. For better thermal environment, please connect a chassis fan to the
motherboard’s chassis fan connector (CHA_FAN1, CHA_FAN2 or
CHA_FAN3) when using multiple graphics cards.
2. Only PCIE1, PCIE3 and PCIE5 slots support Gen 3 speed. To run
PCI Express in Gen 3 speed, please install an Ivy Bridge CPU. If you
install a Sandy Bridge CPU, the PCI Express will run only at PCI
Express Gen 2 speed.
PCIE1 PCIE3 PCIE5 PCIE7
Single Graphics Card x16 N/A N/A N/A
Two Graphics Cards in
CrossFireX TM or SLI TM Mode
x8 N/A x8 N/A
Three Graphics Cards in
3-Way CrossFireX TM or
3-Way SLI TM Mode
x8 x8 x8 N/A
Four Graphics Cards in
4-Way CrossFireX TM
x8 x8 x8 x4