Dell C8220 owner manual State 0 default

Option	Description
CPU Power Capping	Select a processor performance state (P-state). Options are
(P-State 0 default)	[P-State 0], [P-State 1], [P-State 2], [P-State 3] and
	[P-state 4].
	NOTE: This option is enabled when Power Management is
	set to OS Control mode.
Chassis Power	Press <Enter> to set the different power management
Management	options that must be provided to support throttling and
	capping.

Energy Efficient Policy (Balanced default)

Select a power policy option.

•Max Performance: Sets the processors at the highest performance state at all times.

•Balanced: Offers full performance and saves power by reducing system power consumption during periods of inactivity.

•Low Power: Use different processor power saving modes (C-states) to reduce system power consumption.

NOTE: This option works when the OS does not support power management control of processor.

Using the System Setup Program

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