Option

Description

 

 

DRAM Prefetcher

When Enabled, it turns on the DRAM prefetch unit in

(Enabled default)

the Northbridge. When Disabled, it prevents DRAM

 

references from triggering DRAM prefetch requests.

Hardware Prefetch

When Enabled, the hardware prefetcher considers

Training on Software

software prefetches when detecting strides for prefetch

Prefetch

requests.

(Enabled default)

 

Hardware Prefetcher

Enables or disables the hardware prefetcher.

(Enabled default)

 

Execute Disable

Specifies whether Execute Disable Memory Protection

(Enabled default)

Technology is enabled.

Number of Cores per

Controls the number of enabled cores in each processor.

Processor

 

(All default)

 

C1E

When Enabled, the processor is allowed to switch to

(Enabled default)

minimum performance state when idle.

Processor 1 Family

Displays the family, model, and stepping of the selected

-Model-Stepping

processor.

Processor 2 Family

Displays the family, model, and stepping of the

-Model-Stepping

selected processor.

 

SATA Settings Screen (Optional)

 

 

Option

Description

 

 

SATA controller

ATA Mode enables the integrated SATA controller. RAID

(Off default)

Mode enables the integrated SATA controller to RAID

 

mode. Off disables the controller.

 

NOTE: When set to RAID mode, all ports are set to OFF.

Port A

Auto enables BIOS support for the device attached to

(Off default)

SATA port A. Off disables BIOS support for the device.

Port B

Auto enables BIOS support for the device attached to

(Off default)

SATA port B. Off disables BIOS support for the device.

Port C

Auto enables BIOS support for the device attached to

(Off default)

SATA port C. Off disables BIOS support for the device.

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Using the System Setup Program and UEFI Boot Manager

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Image 62
Dell R515 owner manual Sata Settings Screen Optional, C1E