Boot Settings Screen - Dell PowerEdge M820 Owner's Manual

Menu Item
Alternate RTID
(Requestor Transaction
ID) Setting
Virtualization
Technology
Adjacent Cache Line
Prefetch
Hardware Prefetcher
DCU Streamer
Prefetcher
DCU IP Prefetcher
Execute Disable
Number of Cores per
Processor
Processor 64-bit
Support
Processor Core Speed
Processor Bus Speed
Processor X Family-
Model-Stepping

Boot Settings Screen

Menu Item Description
Boot Mode Allows you to set the boot mode of the system.
CAUTION: Switching the boot mode may prevent the system from booting if the operating
system is not installed in the same boot mode.
If the operating system supports UEFI, you can set this option to UEFI. Setting this field to BIOS
allows compatibility with non-UEFI operating systems. By default, the Boot Mode option is set to
BIOS.
NOTE: Setting this field to UEFI disables BIOS Boot Settings menu. Setting this field to BIOS
disables the UEFI Boot Settings menu.
Description
Allows you to allocate more RTIDs to the remote socket increasing cache performance
between the sockets or work in normal mode for NUMA. By default, the Alternate RTID
(Requestor Transaction ID) Setting is set to Disabled.
Allows you enable or disable the additional hardware capabilities provided for virtualization.
By default, the Virtualization Technology option is set to Enabled.
Allows you to optimize the system for applications that require high utilization of sequential
memory access. By default, the Adjacent Cache Line Prefetch option is set to Enabled. You
can disable this option for applications that require high utilization of random memory
access.
Allows you to enable or disable hardware prefetcher. By default, the Hardware Prefetcher
option is set to Enabled.
Allows you to enable or disable DCU streamer prefetcher. By default, the DCU Streamer
Prefetcher option is set to Enabled.
Allows you to enable or disable DCU IP prefetcher. By default, the DCU IP Prefetcher option
is set to Enabled.
Allows you enable or disable execute disable memory protection technology. By default, the
Execute Disable option is set to Enabled.
Allows you to control the number of enabled cores in each processor. By default, the
Number of Cores per Processor option is set to All.
Specifies if the processor(s) support 64-bit extensions.
Displays the maximum core frequency of the processor.
Displays the bus speed of the processors.
NOTE: The processor bus speed option is displayed only when both the processors are
installed.
Displays the family and model number of each processor. A submenu displays the core
speed, the amount of cache memory, and the number of cores of the processor(s).
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