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NB PCI-E Configuration
Allows you to congure the NB PCI Express settings.
PCI-Ex16_1 Link Speed [Auto]
Allows you to congure the PCIEx16 speed for slot 1. Conguration options: [Auto]
[Gen1] [Gen2] [Gen3]
Memory Configuration
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 USB 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.
EHCI Hand-off [Disabled]
[Enabled] Enables the support for operating systems without an EHCI hand‑off
feature.
[Disabled] Disables the EHCI Hand‑off support.
Mass Storage Devices [Auto]
This item allows your system to detect the devices according to their media formats.
Conguration options: [Auto] [Floppy] [Forced FDD] [Hard Disk] [CD‑ROM]
2‑34 Chapter 2: Getting started