User`s manual

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BIOS Setup
& Intel Virtualization Technology
(Note)
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: Enabled)
& Intel TXT(LT) Support
(Note)
Enables or disables Intel
®
Trusted Execution Technology (Intel
®
TXT). Intel
®
Trusted Execution Technology
provides a hardware-based security foundation. (Default: Disabled)
& Dynamic Storage Accelerator j
Enables or disables Intel
®
Dynamic Storage Accelerator. When enabled, the hard drive I/O performance
will be adjusted according to hard drive load. (Default: Disabled)
& VT-d
(Note)
Enables or disables Intel
®
Virtualization Technology for Directed I/O. (Default: Enabled)
& OS Type
Allows you to select the operating system to be installed. (Default: Other OS)
& CSM Support
Enables or disables UEFI CSM (Compatibility Support Module) to support a legacy PC boot process.
Always Enables UEFI CSM. (Default)
Never Disables UEFI CSM and supports UEFI BIOS boot process only.
 ThisitemiscongurableonlywhenOS Type is set to Windows 8 or Windows 8 WHQL.
& Boot Mode Selection
Allows you to select which type of operating system to boot.
 UEFI and Legacy Allows booting from operating systems that support legacy option ROM or UEFI
option ROM. (Default)
Legacy only Allows booting from operating systems that only support legacy option ROM.
UEFI only Allows booting from operating systems that only support UEFI option ROM.
 ThisitemiscongurableonlywhenCSM Support is set to Always.
& LAN PXE Boot Option ROM
Allows you to select whether to enable the legacy option ROM for the LAN controller. (Default: Disabled)
 ThisitemiscongurableonlywhenCSM Support is set to Always.
& Storage Boot Option Control
Allows you to select whether to enable the UEFI or legacy option ROM for the storage device controller.
Disabled Disables option ROM.
Legacy only Enables legacy option ROM only. (Default)
UEFI only Enables UEFI option ROM only.
LegacyFirst EnableslegacyoptionROMrst.
UEFIFirst  EnablesUEFIoptionROMrst.
 ThisitemiscongurableonlywhenCSM Support is set to Always.
j
Only for GA-Z87N-WIFI.
(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.