Fujitsu Siemens Computers LifeBook B6220 - Manual (Page 13)

13
CPU Features Submenu of the Advanced Menu
The CPU Features submenu configures certain features of the CPU in the system.
Figure 7. CPU Features Submenu
Table 7: Fields, Options and Defaults for the CPU Features Submenu of the Advanced Menu
Menu Field Options Default Description
SpeedStep(R)
Technology: • Disabled
• Enabled [Enabled] Enables or disables the SpeedStep Technology
features.
On Battery: • Maximum Performance
• Battery Optimized
• Automatic [Battery
Optimized] Allows the user to select the CPU operational mode
when the system is running on battery power.
On AC: • Maximum Performance
• Battery Optimized
• Automatic [Maximum
Performance] Allows the user to select the CPU operational mode
when the system is running on AC power.
XD Bit
functionality: • Enabled
• Disabled [Enabled] Allows the user to enable and disable the Execute
Disable Bit functionality. Execute Disable Bit allows
the processor to classify areas in memory where
application code can execute and where it cannot. In
the event an internet worm attempts to insert code in
the buffer, the processor disables code execution,
preventing damage or worm propagation.
F1 Help
ESC Exit
Select Item
Select Menu
-/Space
Enter
F9 Setup Defaults
F10 Save and Exit
Change Values
Select Sub-Menu
▲
Main Advanced Security Power Savings Exit
Item Specific Help CPU Features
PhoenixBIOS Setup Utility
SpeedStep(R) Technology: [Enabled]
On Battery: [Battery Optimized]
Select Enhanced
Intel(R) SpeedStep(R)
Technology enabled or
disabled.
On AC: [Maximum Performance]
XD Bit functionality: [Enabled]
A d v a n c e d M e n u