User manual

ASUS STRIX X99 GAMING
3-21
Chapter 3
3.6.2 PCH Configuration
PCI Express Configuration
This item allows you to congure the PCI Express slots.
PCIEX4_1 Speed [Auto]
This item allows you to congure the speed for PCIe x4_1 slot.
Conguration options: [Auto] [Gen1] [Gen2]
PCIEX1_2 Speed [Auto]
This item allows you to congure the speed for PCIe x1_2 slot.
Conguration options: [Auto] [Gen1] [Gen2]