Boot Settings Screen - Dell PowerEdge M420 Owner's Manual

Menu Item
DCU Streamer
Prefetcher
DCU IP Prefetcher
Execute Disable
Number of Cores per
Processor
Processor 64-bit
Support
Processor Core Speed
Processor Bus Speed

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.
Boot Sequence Allows you to enable or disable the boot sequence retry feature. If this field is enabled and the
Retry system fails to boot, the system reattempts the boot sequence after 30 seconds. By default, the
Boot Sequence Retry option is set to Disabled.
BIOS Boot Allows you to enable or disable BIOS Boot options.
Settings
NOTE: This option is enabled only if the boot mode is BIOS.
UEFI Boot Allows you to enable or disable UEFI Boot options.
Settings
NOTE: This option is enabled only if the boot mode is UEFI.
One-Time Boot Allows you to enable or disable a one-time boot from a selected device.
Description
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.
15