User Manual

72
ROG Z790 Series (Intel
®
14
th
) BIOS Manual
6.4 PCH Configuration
The items in this menu allow you to change the PCIe configurations for slots supported by
the PCH.
PCI Express Configuration
The items in this submenu allow you to configure the PCIe Speeds for the different onboard
slots supported by the PCH.
The items in this submenu may vary according to your motherboard. Please refer to the
BIOS of your motherboard for the actual settings and options.
The following items appear only when Enable VMD controller is set to [Enabled].
Map PCIE Storage under VMD
Allows you to map or unmap PCIE Storage to VMD.
Configuration options: [Disabled] [Enabled]
Ensure to set Map SATA Controller under VMD to [Disabled] if you set Map PCIE
Storage under VMD to [Enabled].
Map SATA Controller under VMD
Allows you to map or unmap this Root Port to VMD.
Configuration options: [Disabled] [Enabled]
Ensure to set Map PCIE Storage under VMD to [Disabled] if you set Map SATA
Controller under VMD to [Enabled].
PCI Express Configuration
The items in this submenu allow you to configure the PCIe Speeds for the different onboard
slots.
The items in this submenu may vary according to your motherboard. Please refer to the
BIOS of your motherboard for the actual settings and options.