User Manual
Chapter 3
AMI BIOS Setup
OMIW- OPS PC Module
23
BIOS Setting
Description
Setting Option
Effect
Hyper-threading
Intel's proprietary
simultaneous
multithreading (SMT)
implementation used
to improve
parallelization of
computations (doing
multiple tasks at once)
Enable
*Enabled for
Windows XP and
Linux (OS
optimized for
Hyper-Threading
Technology)
Enables this
function
Disable
*Disabled for
other OS (OS not
optimized for
Hyper-Threading
Technology
When disabled only
one thread per
enabled core is
enabled
Execute Disable
Bit
Allows the processor
to classify areas in
memory where
application code can
or cannot execute and
reduce system
exposure to viruses
and malicious code.
Enabled
Prevents certain
classes of malisious
baffer overflow
attacks when
combined with a
supporting OS
Disabled
Disable this
function
Intel
Virtualization
Technology
Help accelerate virtual
machine applications.
Enabled/
Disabled
Enables or disables
this function
Boot
Performance
Mode
This feature selects the
performance state the
BIOS will set before
the OS hand-off.
Max Non-Turbo
Performance
Enables Max
Non-Turbo
Performance
Turbo
Performance
Enables Turbo
Performance
