Gigabyte GA-Z77-D3H User Manual page 48

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 Execute Disable Bit function. This function may enhance protection for the
computer, reducing exposure to viruses and malicious buffer over ow attacks when working with its
supporting software and system. (Default: Enabled)
Intel Virtualization Technology
Enables or disables Intel Virtualization Technology. Virtualization enhanced by Intel Virtualization
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:
Disabled)
VT-d
(Note)
Enables or disables Intel Virtualization Technology for Directed I/O
Administrator Password
Allows you to con gure an administrator password. Press <Enter> on this item, type the password, and
then press <Enter>. You will be requested to con rm the password. Type the password again and press
<Enter>. You must enter the administrator password (or user password) at system startup and when
entering BIOS Setup. Differing from the user password, the administrator password allows you to make
changes to all BIOS settings.
User Password
Allows you to con gure a user password. Press <Enter> on this item, type the password, and then press
<Enter>. You will be requested to con rm the password. Type the password again and press <Enter>.
You must enter the administrator password (or user password) at system startup and when entering BIOS
Setup. However, the user password only allows you to make changes to certain BIOS settings but not
all.
To cancel the password, press <Enter> on the password item and when requested for the password, enter the
correct one rst. When prompted for a new password, press <Enter> without entering any password. Press
<Enter> again when prompted to con rm.
(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)
(Note)
- 47 - BIOS Setup