Dell PowerEdge R740xd2 EMC Installation and Service Manual - Page 35

System Profile Settings, Performance Per Watt Optimized DAPC

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Option Description NOTE: Every time the system boots, the BIOS syncs the serial MUX setting saved in iDRAC. The serial MUX setting can independently be changed in iDRAC. Loading the BIOS default settings from within the BIOS setup utility may not always revert this setting to the default setting of Serial Device 1. Failsafe Baud Rate Specifies the failsafe baud rate for console redirection. The BIOS attempts to determine the baud rate automatically. This failsafe baud rate is used only if the attempt fails, and the value must not be changed. This option is set to 115200 by default. Remote Terminal Sets the remote console terminal type. This option is set to ANSIVT100/VT220 by default. Type Redirection After Enables or disables the BIOS console redirection when the operating system is loaded. This option is set to Boot Enabled by default. 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 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 Memory Frequency Turbo Boost C1E 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. 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. Enables or disables the processor to operate in the turbo boost mode. This option is set to Enabled by default. Enables or disables the processor to switch to a minimum performance state when it is idle. This option is set to Enabled by default. Pre-operating system management applications 35

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Option
Description
NOTE:
Every time the system boots, the BIOS syncs the serial MUX setting saved in iDRAC. The
serial MUX setting can independently be changed in iDRAC. Loading the BIOS default settings
from within the BIOS setup utility may not always revert this setting to the default setting of
Serial Device 1.
Failsafe Baud Rate
Specifies the failsafe baud rate for console redirection. The BIOS attempts to determine the baud rate
automatically. This failsafe baud rate is used only if the attempt fails, and the value must not be changed. This
option is set to
115200
by default.
Remote Terminal
Type
Sets the remote console terminal type. This option is set to
ANSI
VT100/VT220
by default.
Redirection After
Boot
Enables or disables the BIOS console redirection when the operating system is loaded. This option is set to
Enabled
by default.
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
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.
Pre-operating system management applications
35