Menu Item

Description

DCU IP Prefetcher

Allows you to enable or disable DCU IP prefetcher. By default, the DCU IP

 

Prefetcher option is set to Enabled.

Execute Disable

Allows you enable or disable execute disable memory protection technology. By

 

default, the Execute Disable option is set to Enabled.

Number of Cores

Allows you to control the number of enabled cores in each processor. By default,

per Processor

the Number of Cores per Processor option is set to All.

Processor 64-bit

Specifies if the processor(s) support 64-bit extensions.

Support

 

Processor Core

Displays the maximum core frequency of the processor.

Speed

 

Processor Bus

Displays the bus speed of the processors.

Speed

NOTE: The processor bus speed option is displayed only when both the

 

 

processors are installed.

Processor X

Displays the family and model number of each processor. A submenu displays the

Family- Model-

core speed, the amount of cache memory, and the number of cores of the

Stepping

processor(s).

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

Retryenabled and the 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 Settings Allows you to enable or disable BIOS Boot options.

NOTE: This option is enabled only if the boot mode is BIOS.

UEFI Boot Settings Allows you to enable or disable UEFI Boot options. The Boot options include IPv4 PXE and IPv6 PXE. By default, the UEFI PXE boot protocol is set to IPv4.

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.

15

Page 15
Image 15
Dell M820 owner manual Boot Settings Screen, Menu Item Description Boot Mode