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:
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
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.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 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 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
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 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.
54
Pre-operating system management applications