AMI BIOS UTILITY
CPB8926
Enable
ACPI
Auto
Conf
Enables
or
disables
BIOS
ACPI
auto
configuration.
Enable
Hibernation
Enables
or
disables
system
ability
to
hibernate
(OS/S4
Sleep
State).
This
option
may
not
be
effective
with
some
OS.
ACPI
Sleep
State
Select
the
ACPI
sleep
state
the
system
will
enter
when
the
suspend
button
is
pressed.
3.4.2
CPU
Configuration
CPU
configuration
parameters
Hyper
‐
Threading
Enabled
for
Windows
XP
and
Linux
(OS
optimized
for
Hyper
‐
Threading
Technology)
and
Disabled
for
other
OS
(OS
not
optimized
for
Hyper
‐
Threading
Technology).
When
disabled
only
one
thread
per
enabled
core
is
enabled.
Execute
Disable
Bit
XD
can
prevent
certain
classes
of
malicious
buffer
overflow
attacks
when
combined
with
a
supporting
OS
(Windows
Sever
2003
SP1,
Windows
XP
SP2,
SuSE
Linux
9.2,
RedHat
Enterprise
3
Update
3.)
Limit
CPUID
Maximum
Disabled
for
Windows
XP.
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