Dell PowerEdge R220 Owner's Manual

System Profile Settings screen

Menu item	Description
System Profile	Allows you to set the system profile. If you set the System Profile option to a mode other than Custom, the BIOS automatically sets the rest of the options. You can only change the rest of the options if the mode is set to Custom. By default, the System Profile option is set to Performance Per Watt Optimized (OS). NOTE: The following parameters are available only when the System Profile is set to Custom.
CPU Power Management	Allows you to set the CPU power management. By default, the CPU Power Management option is set to System OS DBPM. DBPM is Demand-Based Power Management.
Memory Frequency	Allows you to set the memory frequency. By default, the Memory Frequency option is set to Maximum Performance.
Turbo Boost	Allows you to enable or disable the processor to operate in turbo boost mode. By default, the Turbo Boost option is set to Enabled.
C1E	Allows you to enable or disable the processor to switch to a minimum performance state when it is idle. By default, the C1E option is set to Enabled.
C States	Allows you to enable or disable the processor to operate in all available power states. By default, the C States option is set to Enabled.
Memory Refresh Rate	Allows you to set the memory refresh rate. By default, the Memory Refresh Rate option is set to 1x.