Dell EMC PowerEdge R650 Reference Manual - Page 9
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Table 5. Processor Settings details (continued)
Option
Dynamic SST-Performance Profile
SST-Performance Profile
Intel SST-BF
Intel SST-CP
x2APIC Mode
AVX ICCP Pre-Grant License
AVX ICC Pre-Grant Level
Dell Controlled Turbo
Dell Controlled Turbo Settings
Dell AVX Scaling Technology
Optimizer Mode
CPU Physical Address Limit
Description
Enables you to reconfigure the processor using Dynamic
or Static Speed Select Technology. This option is set to
Disabled by default.
Enables you to reconfigure the processor using Speed Select
Technology.
Enables Intel SST-BF. This option is displayed if Performance
Per Watt (operating system) or Custom (when OSPM is
enabled) system profiles are selected. This option is set to
Disabled by default.
Enables Intel SST-CP. This option is displayed if Performance
Per Watt (operating system) or Custom (when OSPM is
enabled) system profiles are selected. This option is displayed
and selectable for each system profile mode. This option is set
to Disabled by default.
Enables or disables x2APIC mode. This option is set to
Enabled by default.
NOTE:
For two processors 64 cores configuration,
x2APIC mode is not switchable if 256 threads are enabled
(BIOS settings: All CCD, cores, and logical processors
enabled).
Enables or disables AVX ICCP Pre-Grant License. This option
is set to Disabled by default.
Enables you to select between the different AVX ICC
transition levels offered by Intel. This option is set to 128
heavy by default.
Controls the turbo engagement. Enable this option only when
System Profile is set to Performance or Custom, and CPU
Power Management is set to Performance. This item can be
selected for each system profile mode. This option is set to
Disabled by default.
NOTE:
Depending on the number of installed processors,
there might be up to two processor listings.
Enables you to configure the Dell AVX scaling technology. This
option is set to 0 by default. Enter the value from 0 to 12
bins. The value that is entered decreases the Dell AVX Scaling
Technology frequency when the Dell-controlled Turbo feature
is enabled.
Enables or disables the CPU performance. When this option
is set to Auto, set the CPU Power Management to Max
Performance. When set to Enabled, enables the CPU Power
Management settings. When set to Disabled, the CPU Power
Management option is disabled. This option is set to Auto by
default.
Enables or disables the CPU Physical Address Limit option.
When set to Enabled,it disables Multiple Keys Memory
Encryption (MKTME) and sets the physical memory address
to 46 bits to support older Hyper-v . When set to Disabled,
the physical memory address is set to 52 bits to enable 5-
level paging, the system will crash at the driver verifier DMA
violation blue screen when booting with non-5-level paging-
supporting operating systems (Windows 2019 and, 2016 etc.)
This option is set to Enabled by default.
Pre-operating system management applications
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