Asus Z170-WS - Expansion slots

ASUS Z170-WS
1-9
Chapter 1
1.2.5 Expansion slots
Unplug the power cord before adding or removing expansion cards. Failure to do so may
cause you physical injury and damage motherboard components.
Slot No. Slot Description
1 PCIe 3.0/2.0 x16_1 slot
2 PCIe 3.0/2.0 x16_2 slot
3 PCIe 2.0 x4_1 slot
4 PCIe 3.0/2.0x16_3 slot
5 PCIe 3.0/2.0 x16_4 slot