Dell PowerEdgeFC430, Руководство пользователя

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36 Pre-operating system managementapplications
4 Onthe
SystemBIOS
screen, click
Processor Settings
.
Related links
Processor Settings
Processor Settings details
Processor Settings details
The
Processor Settings
screen details are explained as follows:
Option Description
LogicalProcessor
Enablesordisablesthelogicalprocessorsanddisplaysthenumberoflogicalprocessors.Ifthisoptionissetto
Enabled
,theBIOSdisplaysallthelogicalprocessors.Ifthisoptionissetto
Disabled
,theBIOSdisplaysonlyone
logical processor per core. This option is set to
Enabled
bydefault.
QPI Speed Enables youtocontrolQuickPathInterconnectdataratesettings.
Alternate RTID
(Requestor
Transaction ID)
Setting
Virtualization
Technology
Address Translation
Service (ATS)
Adjacent Cache
Line Prefetch
Hardware
Prefetcher
DCU Streamer
Prefetcher
Modifies Requestor Transaction IDs, which are QPI resources. This option is set to
Disabled
by default.
NOTE: Enablingthisoptionmaynegativelyimpacttheoverallsystemperformance.
Enables or disables the additional hardware capabilities provided for virtualization. This option is set to
Enabled
by
default.
Defines the Address Translation Cache (ATC) for devices to cache the DMA transactions. This option provides an
interface between CPU and DMA Memory Management toa chipset's Address Translation and Protection Table
to translate DMA addresses to host addresses. This option is setto
Enabled
bydefault.
Optimizesthesystemforapplications that need high utilization of sequential memoryaccess. This option is setto
Enabled
by default. You can disable this option for applications that need high utilization of random memory
access.
Enables or disables the hardware prefetcher. This option is set to
Enabled
by default.
Enables or disables the Data Cache Unit (DCU) streamer prefetcher. This option is set to
Enabled
by default.
DCU IP Prefetcher
Enables or disables the Data Cache Unit (DCU) IP prefetcher. This option is setto
Enabled
by default.
ExecuteDisable
Enables you to run the disable memoryprotection technology. This option is set to
Enabled
bydefault.
LogicalProcessor
Idling Enablesyoutoimprovetheenergyefficiencyofasystem. Ituses the operating system core parking algorithm and
parks some of the logical processors in the system which in turn allows the corresponding processor cores to
transition into a lower power idle state. This option can only be enabled if the operating system supports it. It is set
to
Disabled
by default.
Configurable TDP
Enables you to reconfigure the processor Thermal Design Power (TDP) levels during POST based on the power
and thermal delivery capabilities of the system. TDP verifies the maximum heat the cooling system is needed to
dissipate. Thisoptionissetto
Nominal
bydefault.
NOTE: This option is only available on certain stock keeping units (SKUs) of the processors.
X2Apic Mode
Enables or disables the X2Apic mode.
Dell Controlled
Turbo
Numberof Cores
per Processor
Processor 64-bit
Support
Controls the turbo engagement. Enable this option only when
System Profile
is set to
Performance
.
NOTE: Dependingon the number of installed CPUs, there may be up to four processor listings.
Controls the number of enabled cores ineach processor. This optionissetto All bydefault.
Specifiesiftheprocessor(s)support64-bitextensions.