Dell PowerEdge C6420 EMC Installation and Service Manual - Page 52
System Profile Settings, Viewing System Profile Settings, System Profile Settings details
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System Profile Settings You can use the System Profile Settings screen to enable specific system performance settings such as power management. Viewing System Profile Settings To view the System Profile Settings screen, perform the following steps: Steps 1. Power on, or restart your system. 2. Press F2 immediately after you see the following message: F2 = System Setup NOTE: If your operating system begins to load before you press F2, wait for the system to finish booting, and then restart your system and try again. 3. On the System Setup Main Menu screen, click System BIOS. 4. On the System BIOS screen, click System Profile Settings. System Profile Settings details About this task The System Profile Settings screen details are explained as follows: Option System Profile Description 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 (DAPC) by default. DAPC is Dell Active Power Controller.Other options include Performance Per Watt (OS), Performance, and Workstation Performance. NOTE: All the parameters on the system profile setting screen are 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 DemandBased Power Management. Other options include OS DBPM, and Maximum Performance. Memory Frequency Sets the speed of the system memory. You can select Maximum Performance, Maximum Reliability, or a specific speed. This option is set to Maximum Performance by default. Turbo Boost Enables or disables the processor to operate in the turbo boost mode. This option is set to Enabled by default. C1E Enables or disables the processor to switch to a minimum performance state when it is idle. 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. Write Data CRC Enables or disables the Write Data CRC. This option is set to Disabled by default. Memory Patrol Scrub Sets the memory patrol scrub frequency. This option is set to Standard by default. Memory Refresh Sets the memory refresh rate to either 1x or 2x. This option is set to 1x by default. Rate Uncore Frequency Enables you to select the Processor Uncore Frequency option.Dynamic mode enables the processor to optimize power resources across cores and uncores during runtime. The optimization of the uncore frequency to either save power or optimize performance is influenced by the setting of the Energy Efficiency Policy option. Energy Efficient Policy Enables you to select the Energy Efficient Policy option. The CPU uses the setting to manipulate the internal behavior of the processor and determines whether to target higher performance or better power savings. This option is set to Balanced Performance by default. 52 Pre-operating system management applications