Lenovo 2347G5U Tablet User Manual


 
Table 5. Cong 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 conguration 119