User Manual

ASUS Z270-WS BIOS Manual
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1.6.4 PCH Configuration
PCI Express Configuration
This item allows you to congure the PCI Express slots.
PCIe Speed
This item allows your system to automatically select the PCI Express port speed.
Conguration options: [Auto] [Gen1] [Gen2] [Gen3]
IOAPIC 24-119 Entries
Allows you to enable or disable IOAPIC 24-119 Entries.
Conguration options: [Enabled] [Disabled]
DMI/OPI Configuration
This item allows you to control various DMI (direct media interface) functions.
DMI Max Link Speed
This item allows you to set the DMI speed.
Conguration options: [Auto] [Gen1] [Gen2] [Gen3]
PEG Port Configuration
This item allows you to congure the PEG Port settings.
PCIe Spread Spectrum Clocking
This item allows you to enable or disable Spread Spectrum Clocking for compliance
testing.
Conguration options: [Auto] [Disabled] [Enabled]