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Chapter 2: BIOS information
DMI Configuration
This item allows you to control various DMI (direct media interface) to run at PCI-E 2.0 speed.
DMI Gen 2 [Auto]
Set this item to [Enabled] to run DMI at PCI-E 2.0 speed.
Conguration options: [Enabled] [Disabled]
NB PCI-E Configuration
This item allows you to congure the NB PCI Express settings.
PCIEx16_1/2 Link Speed [Auto]
This item allows you to congure the PCIEx16 speed for slots 1 and 2.
Conguration options: [Auto] [Gen1] [Gen2] [Gen3]
Memory Configuration
This item allows you to congure the memory conguration parameters.
Memory Scrambler [Enabled]
Set this item to [Enabled] to support high frequency DRAMs for a better stability.
Conguration options: [Enabled] [Disabled]
Memory Remap [Enabled]
Set this item to [Enabled] to support DRAM address remapping for 64-bit operating
systems.
Conguration options: [Enabled] [Disabled]
2.6.5 USB Configuration
The items in this menu allow you to change the USB-related features.
The Mass Storage Devices item shows the auto-detected values. If no USB device is
detected, the item shows None.
Legacy USB Support [Enabled]
[Enabled] Your system supports the USB devices in legacy operating systems.
[Disabled] Your USB devices can be used for BIOS setup only and cannot be
recognized in the boot devices list.
[Auto] Your system automatically detects the presence of USB devices at startup.
If any USB devices are detected, the legacy USB support is enabled.
Intel xHCI Mode [Smart Auto]
[Auto] The xHCI is automatically enabled and runs at USB 3.0 mode when the
xHCI driver is installed in the operating system.
[Smart Auto] Upon detection, the xHCI driver supports the USB 3.0 mode during both
POST and operating system.
[Enabled] Enables the xHCI controller.
[Disabled] Disables the xHCI controller.