Reference Guide

BIOS Settings Name Description Supported Operating
System(s)
power-consuming circuitry, to meet the 1 W power limit. It disables PME, USB
power, etc.
Possible values are:
• S5 only
• S4 and S5
• Disable
Dell Reliable Memory
Technology
Congures the system to detect and correct the software errors in a block of
RAM. When enabled, the system detects and corrects the software errors.
Possible values are:
• Disable
• Enable
Microsoft Windows,
Linux
Dell Wyse P25 Bios Access Turns on or o the access to the BIOS setup through Dell Wyse P25 PCoIP client.
Possible values are:
• On
• O
Microsoft Windows
dGPU External Display
Enables or disables discrete Graphics Procession (GPU) Unit external display.
Possible values are:
• Disable
• Enable
Microsoft Windows,
Linux
Diskette
This property denes whether the built-in Floppy controller is enabled, auto or
read-only.
Possible values are:
• Disable
• Auto
• Read Only
• USB Internal
Microsoft Windows
Dock Display Port 1 Video
Source
Congures the Dock Display Port 1 Video Source. This option enables or disables
switchable graphics technologies.
Possible values are:
• Integrated
• External
Microsoft Windows,
Linux
Dock Support On Battery
Enabling this option allows you to use the docking station, when AC power is
absent, but only when the battery is preceding a certain charge percentage. The
percentage may change per battery and per platform. For example, the dock may
only be powered when the battery is at 60 percent charge or higher, and when
the battery drops below this level (without AC power) the dock loses power.
Possible values are:
• Disable
• Enable
Microsoft Windows,
Linux
DRAM Prefetcher
Prevents DRAM references from triggering DRAM prefetch requests./Turns on
the DRAM prefetch unit in the Northbridge.
Microsoft Windows
BIOS settings supported in Dell Command | Monitor10.1.0 261