3 On the System Setup Main Menu screen, click System BIOS.
4 On the System BIOS screen, click System Prole Settings.
System Prole Settings details
The System Prole Settings screen details are explained as follows:
Option Description
System Prole Sets the system prole. If you set the System Prole 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.Other options
include Performance Per Watt (OS), Performance, and Workstation Performance.
NOTE: All the parameters on the system prole setting screen are available only when the System
Prole 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. 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 specic
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.
Collaborative CPU
Performance
Control
Enables or disables the CPU power management option. 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.
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.
Uncore Frequency Enables you to select the Processor Uncore Frequency option.
Dynamic mode enables the processor to optimize power resources across the cores and uncore during runtime.
The optimization of the uncore frequency to either save power or optimize performance is inuenced by the
setting of the Energy Eciency Policy option.
Energy Ecient
Policy
Enables you to select the Energy Ecient 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.
Number of Turbo
Boost Enabled
Cores for Processor
1
NOTE: If there are two processors installed in the system, you will see an entry for Number of Turbo
Boost Enabled Cores for Processor 2.
Controls the number of turbo boost enabled cores for Processor 1. The maximum number of cores is enabled by
default.
Monitor/Mwait Enables the Monitor/Mwait instructions in the processor. This option is set to Enabled for all system proles,
except Custom by default.
NOTE: This option can be disabled only if the C States option in the Custom mode is set to disabled.
Pre-operating system management applications 119