User Manual

44
ASUS TUF Z270 MARK 2 BIOS Manual
1.6.4 PCH Configuration
PCI Express Configuration
This item allows you to congure the PCI Express slots.
PCIe Speed
[Auto] The system will automatically select the PCI-E port speed.
[Gen1] The PCI-E port will run at PCI-E 1.0 speed.
[Gen2] The PCI-E port will run at PCI-E 2.0 speed.
[Gen3] The PCI-E port will run at PCI-E 3.0 speed.
IOAPIC 24-119 Entries
This item allows you to enable or disable IOAPIC 24-119 Entries.
Conguration options: [Disabled] [Enabled]
DMI/OPI Configuration
This item allows you to control various DMI (Direct Media Interface) functions.
DMI Max Link Speed
Conguration options: [Auto] [Gen1] [Gen2] [Gen3]
PEG Port Configuration
This item allows you to congure the PEG Port settings.
PCIEX16_1 Link Speed
This item allows you to congure the PCIEX16_1 slot.
Conguration options: [Auto] [Gen1] [Gen2] [Gen3]
PCIEX16_2 Link Speed
This item allows you to congure the PCIEX16_2 slot.
Conguration options: [Auto] [Gen1] [Gen2] [Gen3]
PCIe Spread Spectrum Clocking
This item allows you to enable or disable Spread Spectrum Clocking for compliance
testing.
Conguration options: [Auto] [Enabled] [Disabled]