User`s manual

3-9
BIOS Setup
Boot Sequence
Press <Enter> to enter the sub-menu, and the following screen appears.
Execute Bit Support
Intel's Execute Disable Bit functionality can prevent certain classes of malicious
"buffer overflow" attacks when combined with a supporting operating system.
This functionality allows the processor to classify areas in memory by where
application code can execute and where it cannot. When a malicious worm
attempts to insert code in the buffer, the processor disables code execution,
preventing damage or worm propagation.
Set Limit CPUID MaxVal to 3
The item allows you to enable and disable the CPU ID maximum value.
[Enabled] Set to [Enabled] only when you have Prescott CPU and
NT4.0 operating system.
[Disabled] Set to [Disabled] if you have operating system other
than NT4.0.
Chipset Feature
Press <Enter> to enter the sub-menu, and the following screen appears.
HPET
The HPET (High Precision Event Timers) is a component that is part of the
chipset. You can to enable it, and will provide you with the means to get to it via
the various ACPI methods.
VGA Share Memory
The system shares memory to the On-Chip VGA card. This setting controls the
exact memory size shared to the VGA card.
Primary Graphic’s Adapter
This setting specifies which graphic card is your primary graphics adapter.
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