Gigabyte GA-H61N-USB3 User Manual page 48

HPET Support
(Note)
Enables or disables High Precision Event Timer (HPET) for Windows 7/Vista operating system.
(Default: Enabled)
HPET Mode
(Note)
Allows you to select the HPET mode for your Windows 7/Vista operating system. Select 32-bit mode
when you install 32-bit Windows 7/Vista; select 64-bit mode when you install 64-bit Windows 7/Vista.
This item is configurable only when the HPET Support is set to Enabled. (Default: 32-bit mode)
AC Back Function
Determines the state of the system after the return of power from an AC power loss.
Soft-Off The system stays off upon the return of the AC power. (Default)
Full-On The system is turned on upon the return of the AC power.
Memory The system returns to its last known awake state upon the return of the AC power.
ErP Support
Determines whether to let the system consume less than 1W power in S5 (shutdown) state. (Default:
Disabled)
Note: When this item is set to Enabled, the following four functions will become unavailable:
PME event wake up, power on by mouse, power on by keyboard, and wake on LAN.
(Note) Supported on Windows 7/Vista operating system only.
BIOS Setup - 48 -