Dell PowerEdge R620 Owner's Manual

You can use the System Profile Settings screen to enable specific system performance settings such as power management.

To view the System Profile Settings screen, click System Setup Main Menu > System BIOS > System Profile Settings .

The System Profile Settings screen details are explained as follows:

Option

Description

System Profile

Sets 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. This option is set to Performance Per Watt Optimized (DAPC) by default. DAPC is Dell Active Power Controller.

• NOTE: All the parameters on the system profile setting screen available only when the System Profile option is set to Custom.

CPU Power Management

Sets the CPU power management. This option is set to System DBPM (DAPC) by default. DBPM is Demand-Based Power Management.

Memory Frequency

Sets the speed of the system memory. You can select Maximum Performance, Maximum Reliability, or a specific speed.

Turbo Boost

Enables or disables the processor to operate in turbo boost mode. This option is set to Enabled by default.

C States

Enables or disables the processor to operate in all available power states. This option is set to Enabled by default.

Monitor/Mwait

Enables the Monitor/Mwait instructions in the processor. This option is set to Enabled for all system profiles, except Custom by default.

• NOTE: This option can be disabled only if the C States option in the Custom mode is set to disabled.

• NOTE: When C States is set to Enabled in the Custom mode, changing the Monitor/Mwait setting does not impact the system power or performance.

Memory Patrol Scrub

Sets the memory patrol scrub frequency. This option is set to Standard by default.

Memory Refresh Rate

Sets the memory refresh rate to either 1x or 2x. This option is set to 1x by default.

Memory Operating Voltage

Sets the DIMM voltage selection. When set to Auto, the system automatically sets the system voltage to the optimal setting based on the DIMM capacity and the number of DIMMs installed. By default, the Memory Operating Voltage option is set to Auto.

Collaborative CPU Performance Control

Enables or disables the CPU power management. When set to Enabled, the CPU power management is controlled by the OS DBPM and the System DBPM (DAPC). This option is set to Disabled by default.