Gigabyte GA-Z87M-D3H - Boot Mode Selection

BIOS Setup
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& 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 M
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 disablesIntel
®
VirtualizationTechnologyforDirectedI/O.(Default:Enabled)
& OS Type
Allows you to select the operating system to be installed. Set this item to Windows 8forWindows8
operatingsystem.(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.
UEFI Only Enables UEFI option ROM only.
LegacyOnly  EnableslegacyoptionROMonly.(Default)
LegacyFirst  EnablesUEFIOptionROMrst.
UEFIFirst   EnablesLegacyOptionROMrst.
 ThisitemiscongurableonlywhenCSMSupportissettoAlways.
& Other PCI Device ROM Priority
Allows you to select whether to enable the UEFI or Legacy option ROM for the PCI device controller other
thantheLAN,storagedevice,andgraphicscontrollers.
UEFIOpROM  EnablesUEFIoptionROMonly.(Default)
Legacy OpROM Enables legacy option ROM only.
(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.
M Only for GA-Z87M-D3H.