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Chipset
X
PCH-IO Configuration
► PCI Express Configuration
PCIE1, M.2-E, M.2-B
Control the PCI Express Root Port.
PCIe Speed
Select PCIe Speed of the current port — AUTO, Gen1, Gen 2, or Gen3. This field may not appear
when the speed of the port is not configurable.
User's Manual | TGU171/TGU173
Chipset
X
PCH-IO Configuration
► SATA And RST Configuration
SATA Controller(s)
This field is used to enable or disable the Serial ATA controller.
SATA Speed
This field is used to select SATA speed generation limit: Auto, Gen1, Gen2 or Gen3.
SATA Mode Selection
The mode selection determines how the SATA controller(s) operates.
• AHCI
This option allows the Serial ATA controller(s) to use AHCI (Advanced Host Controller
Interface).
Ports and Hot Plug
Enable or disable the Serial ATA port and its hot plug function.
Chapter 3
BIOS SETTINGS
39
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