Users Guide

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.Performance Per Watt (OS).
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)OS
DBPM 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.
System security screen
Menu Item Description
Intel AES-NI Improves the speed of applications by performing encryption and decryption using
the Advanced Encryption Standard Instruction Set and is set to Enabled by default.
System Password Allows you to set the system password. This option is set to Enabled by default and
is read-only if the password jumper is not installed in the system.
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