Gigabyte GA-F2A78M-HD2 User Manual page 24

VGA Support
Allows you to select which type of operating system to boot.
Auto Enables legacy option ROM only.
USB Support
Disabled All USB devices are disabled before the OS boot process completes.
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.
set to Ultra Fast.
PS2 Devices Support
Disabled All PS/2 devices are disabled before the OS boot process completes.
Enabled All PS/2 devices are functional in the operating system and during the POST.
set to Ultra Fast.
Enabled Enables booting from the network.
Windows 8 Features
CSM Support
Never Disables UEFI CSM and supports UEFI BIOS boot process only.
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
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.
Allows you to select whether to enable the legacy option ROM for the LAN controller.
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.
Fast Boot is set to Enabled or Ultra Fast.
Fast Boot is set to Enabled. This item is disabled when Fast Boot is
Fast Boot is set to Enabled. This item is disabled when Fast Boot is
Fast Boot is set to Enabled or Ultra Fast.
Windows 8 Features is set to Windows 8.
CSM Support is set to Always.
CSM Support is set to Always.
CSM Support is set to Always.
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