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Table 5. Cong menu items (continued)
Menu item
Submenu item
Value
Comments
Note: NVIDIA Optimus
should be selected only if
you are using a Windows 7
model.
OS Detection for NVIDIA
Optimus
• Disabled
• Enabled
The system BIOS
automatically switches
the Graphics Device
setting to NVIDIA Optimus
if the operating system
supports the feature, and
to Discrete Graphics if the
operating system does not
support it.
Intel SpeedStep
®
technology
(Intel SpeedStep mounted
models only)
• Disabled
• Enabled
Mode for AC
• Maximum Performance
• Battery Optimized
Mode for Battery
• Maximum Performance
• Battery Optimized
Select the mode of Intel
SpeedStep technology at
runtime.
Maximum Performance:
Always highest speed
Battery Optimized: Always
lowest speed
Disabled: No runtime
support, lowest speed
Adaptive Thermal
Management
Scheme for AC
• Maximize Performance
• Balanced
Scheme for Battery
• Maximize Performance
• Balanced
Select a thermal
management scheme
to use.
Maximize Performance:
Reduce CPU throttling
Balanced: Balance
sound, temperature, and
performance
Note: Each scheme affects
fan sound, temperature,
and performance.
Optical Drive Speed
• High Performance
• Normal
• Silent
Set the speed of the
optical drive to the desired
performance.
CPU Power Management
• Disabled
• Enabled
Enable or disable the power
saving feature that stops
the microprocessor clock
automatically when there
are no system activities.
Normally, it is not necessary
to change the setting.
PCI Express Power
Management
• Disabled
• Enabled
Enable or disable a feature
that automatically adjusts
power management when
there is no PCI Express
Power
Chapter 8. Advanced conguration 119