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Power Button Function
This feature controls how the system shuts down when the power button is pressed. Select 4
Seconds Override for the user to power off the system after pressing and holding the power
button for 4 seconds or longer. Select Instant Off to instantly power off the system as soon
as the user presses the power button. The options are 4 Seconds Override and Instant Off.
Throttle on Power Fail
Select Enabled to decrease system power input by throttling CPU frequency when the power
supply fails. The options are Enabled and Disabled.
CPU Configuration
Warning: Setting the wrong values in the following sections may cause the system to malfunc-
tion.
Processor Configuration
The following CPU information will be displayed:
•
Processor BSP Revision
•
Processor Socket
•
Processor ID
•
Processor Frequency
•
Processor Max Ratio
•
Processor Min Ratio
•
Microcode Revision
•
L1 Cache RAM
•
L2 Cache RAM
•
L3 Cache RAM
•
Processor 0 Version
•
Processor 1 Version
Hyper-Threading (ALL)
Select Enable to use Intel Hyper-Threading Technology to enhance CPU performance. The
options are Enable and Disable.
Execute Disable Bit (Available if supported by the OS & the CPU)
Select Enable to enable Execute Disable Bit support which will allow the processor to
designate areas in the system memory where an application code can execute and where
it cannot, thus preventing a worm or a virus from flooding illegal codes to overwhelm the
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Chapter 4: BIOS
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