Asus P9X79-E WS - Expansion Slots

2.2.5 Expansion slots
Ensure to unplug the power cord before adding or removing expansion cards. Failure to do
so may cause you physical injury and damage motherboard components.
No. Slot Description
1 PCIEX16_1 PCIe 3.0 x16_1 slot (single at x16 mode, blue)
2 PCIEX16_2 PCIe 3.0 x16_6 slot (x8 mode, black)
3 PCIEX16_3 PCIe 3.0 x16_1 slot (single at x16 or dual at x8/x8 mode, blue)
4 PCIEX16_4 PCIe 3.0 x16_6 slot (x8 mode, black)
5 PCIEX16_5 PCIe 3.0 x16_1 slot (single at x16 mode, blue)
6 PCIEX16_6 PCIe 3.0 x16_6 slot (x8 mode, black)
7 PCIEX16_7 PCIe 3.0 x16_1 slot (single at x16 or dual at x8/x8 mode, blue)
ASUS P9X79-E WS
2-9