Chapter 4: BIOS
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Adjacent Cache Line Prefetch
The CPU prefetches the cache line for 64 bytes if this feature is set to Disabled. The CPU
prefetches both cache lines for 128 bytes as comprised if this feature is set to Enabled. The
options are Disabled and
Enabled
.
Intel (VMX) Virtualization Technology
Use this feature to enable the Vanderpool Technology. This technology allows the system to
run several operating systems simultaneously. The options are Disabled and
Enabled
.
Active Processor Cores
This feature determines how many CPU cores will be activated for each CPU. When all
is selected, all cores in the CPU will be activated. (Please refer to Intel's website for more
information.) The options are
All
or the number of available CPU cores (1~7).
AES
Select Enabled for Intel CPU Advanced Encryption Standard (AES) instructions support to
enhance data integrity . The options are Disabled and
Enabled
.
Boot Performance Mode
This feature allows the user to select the performance state that the BIOS will set before the
operating system handoff. The options are Power Saving,
Max Non-Turbo Performance
,
and Turbo Performance.
Intel® SpeedStep™
Intel SpeedStep Technology allows the system to automatically adjust processor voltage and
core frequency to reduce power consumption and heat dissipation. The options are Disabled
and
Enabled
.
Intel® Speed Shift Technology
Use this feature to enable or disable Intel Speed Shift Technology support. When this feature
is enabled, the Collaborative Processor Performance Control (CPPC) version 2 interface will
be available to control CPU P-States. The options are Disabled and
Enabled
.
Turbo Mode (Availability Varies Depending on Installed CPU)
Select Enable for processor cores to run faster than the frequency specified by the
manufacturer. The options are Disabled and
Enabled
.
Package Power Limit MSR Lock
Select Enabled to lock the package power limit for the model specific registers. The options
are
Disabled
and Enabled.
