Pci-E X1 Slots; Pci-E X16/X8 Slots - EVGA X79 DARK User Manual

PCI-E x4 Slot
There are PCI-E x4 slots that are designed to accommodate less bandwidth-
intensive cards, such as a sound or network card.

PCI-E x16/x8 Slots

These PCI-E slots are reserved for Graphics Cards and PCI-E x1, x4, x8 and
x16 devices. The design of this motherboard supports multiple Graphics Card
technologies such as SLI
When installing a PCI-E Graphics Card, be sure the retention clip snaps and
locks the card into place. If the card is not seated properly, it could cause a
short across the pins. Secure the card's metal bracket to the chassis back panel
with the screw used to hold the blank cover.
PCI-E Lane Distribution
PE1 – x16 (x8 if PE2 used)

PE2 – x8

PE3 – x16 (x8 if PE4 used)

PE4 – x8

PE5 – x4

PE6 – x8 (x4 if PE5 used)

or CrossFire.
®
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