Gigabyte GA-H81M-H User Manual page 23

& VGA Support
Allows you to select which type of operating system to boot.
Enables legacy option ROM only.
Auto
EFI Driver Enables EFI option ROM. (Default)
This item is configurable only when Fast Boot is set to Enabled or Ultra Fast.
& USB Support
All USB devices are disabled before the OS boot process completes.
Disabled
Full Initial All USB devices are functional in the operating system and during the POST.
Partial Initial Part of the USB devices are disabled before the OS boot process completes. (Default)
This item is configurable only when Fast Boot is set to Enabled. This item is disabled when Fast Boot is
set to Ultra Fast.
& PS2 Devices Support
All PS/2 devices are disabled before the OS boot process completes.
Disabled
All PS/2 devices are functional in the operating system and during the POST. (Default)
Enabled
This item is configurable only when Fast Boot is set to Enabled. This item is disabled when Fast Boot is
set to Ultra Fast.
& NetWork Stack Driver Support
Disables booting from the network. (Default)
Disabled
Enables booting from the network.
Enabled
This item is configurable only when Fast Boot is set to Enabled or Ultra Fast.
& Next Boot After AC Power Loss
Normal Boot Enables normal bootup upon the return of the AC power. (Default)
Fast Boot Keeps the Fast Boot settings upon the return of the AC power.
This item is configurable only when Fast Boot is set to Enabled or Ultra Fast.
& Limit CPUID Maximum
Allows you to determine whether to limit CPUID maximum value. Set this item to Disabled for Windows XP
operating system; set this item to Enabled for legacy operating system such as Windows NT4.0. (Default:
Disabled)
& Execute Disable Bit
(Note)
Enables or disables Intel
computer, reducing exposure to viruses and malicious buffer overflow attacks when working with its
supporting software and system. (Default: Enabled)
& Intel Virtualization Technology
Enables or disables Intel
Technology will allow a platform to run multiple operating systems and applications in independent partitions.
With virtualization, one computer system can function as multiple virtual systems. (Default: Enabled)
& Intel TXT(LT) Support
Enables or disables Intel
®
provides a hardware-based security foundation. (Default: Disabled)
& VT-d
(Note)
Enables or disables Intel
®
& Windows 8 Features
Allows you to select the operating system to be installed. (Default: Other OS)
(Note) This item is present only when you install a CPU that supports this feature. For more information about
Intel CPUs' unique features, please visit Intel's website.
®
(Note)
Execute Disable Bit function. This function may enhance protection for the
®
(Note)
Virtualization Technology. Virtualization enhanced by Intel
®
(Note)
Trusted Execution Technology (Intel
Virtualization Technology for Directed I/O. (Default: Enabled)
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®
TXT). Intel Trusted Execution Technology
® ®
Virtualization