Dell PowerEdge R815 Hardware Owner's Manual - Page 62

Power Management Screen, Active Power Controller, OS Control, Custom, Maximum Performance, OS DBPM

Page 62 highlights

Power Management Screen Option Description Power Management (Active Power Controller default) Options are OS Control, Active Power Controller, Custom, or Maximum Performance. For all but the Custom setting, the BIOS pre-configures the power settings on this screen as follows: • OS Control sets the processor power to OS DBPM, the fan power to Minimum Power, and the memory power to Maximum Performance. In this setting, all processor performance information is passed from the system BIOS to the operating system for control. The operating system sets the processor performance based on processor utilization. • Active Power Controller sets the processor power to System DBPM, the fan power to Minimum Power, and the memory power to Maximum Performance. The BIOS sets the processor performance based on processor utilization. • Maximum Performance sets all fields to Maximum Performance. If you select Custom, you can configure each option independently. CPU Power and Performance Management Options are OS DBPM, System DBPM, Maximum Performance, or Minimum Power. Fan Power and Performance Management Options are Maximum Performance or Minimum Power. Memory Power and Performance Management Options are Maximum Performance, a specified frequency, or Minimum Power. 62 Using the System Setup Program and UEFI Boot Manager

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62
Using the System Setup Program and UEFI Boot Manager
Power Management Screen
Option
Description
Power Management
(
Active Power Controller
default)
Options are
OS Control
,
Active Power Controller
,
Custom
, or
Maximum Performance
. For all but the
Custom
setting, the BIOS pre-configures the power
settings on this screen as follows:
OS Control
sets the processor power to
OS DBPM
, the
fan power to
Minimum Power
, and the memory power
to
Maximum Performance
. In this setting, all processor
performance information is passed from the system
BIOS to the operating system for control. The operating
system sets the processor performance based on
processor utilization.
Active Power Controller
sets the processor power to
System DBPM
, the fan power to
Minimum Power
, and
the memory power to
Maximum Performance
. The
BIOS sets the processor performance based on processor
utilization.
Maximum Performance
sets all fields to
Maximum
Performance
.
If you select
Custom
, you can configure each option
independently.
CPU Power and
Performance
Management
Options are
OS DBPM
,
System DBPM
,
Maximum
Performance
,
or
Minimum Power
.
Fan Power and
Performance
Management
Options are
Maximum Performance
or
Minimum Power
.
Memory Power and
Performance
Management
Options are
Maximum Performance
, a specified
frequency, or
Minimum Power.