ASRock Z77 WS - Manual (Page 19)

19
ASRock Z77 WS Motherboard
English
2.6 Expansion Slots (PCI Express Slots)
There are 7 PCI Express slots on this motherboard.
PCIE slots:
PCIE1 / PCIE5 (PCIE 3.0 x16 slot) is used for PCI Express x16 lane
width graphics cards, or to install PCI Express graphics cards to support
CrossFireX
TM or SLI TM function.
PCIE3 / PCIE7 (PCIE 3.0 x16 slot) is used for PCI Express x8 lane
width graphics cards, or to install PCI Express graphics cards to support
CrossFireX
TM or SLI TM function.
PCIE2 (PCIE 3.0 x16 slot) is used for PCI Express x16 lane width
graphics cards.
PCIE4 (PCIE 2.0 x16 slot) is used for PCI Express x4 lane width graph-
ics cards or ASRock Game Blaster.
PCIE6 (PCIE 2.0 x1 slot) is used for a PCI Express x1 lane width card,
such as a Gigabit LAN card, SATA2 card, etc.
PCIE Slot Confi gurations
PCIE1 PCIE2 PCIE3 PCIE5 PCIE7
Single Graphics Card
N/A x16 N/A N/A N/A
Two Graphics Cards in x16 N/A N/A x16 N/A
CrossFireX TM or SLI TM Mode
Three Graphics Cards in x8 N/A x8 x16 N/A
3-Way CrossFireX
TM or
3-Way SLI TM Mode
Four Graphics Cards in x8 N/A x8 x8 x8
4-Way CrossFireX TM or
4-Way SLI TM Mode