BIOS Settings Glossary version 19

BIOS Settings Glossary BACK
V19 – November 2012 BACK
Uncore Multiplier
Performance > Memory
Overrides
Numeric
Uncore Multiplier affects performance and stability of
processor functionality such as L3 Cache, Memory
Controller, and Integrated Graphics Device.
Uncore Voltage
Override
Performance > Memory
Overrides
Multiple voltage
values
Allows the CPU Uncore voltage to be adjusted.
Under-Speed
Threshold
Configuration > Fan Control &
Real-Time Monitoring
Numeric
Sets a threshold to allow an alert to be generated if
speed in RPM goes below the set value. A monitoring
utility is required to see this alert.
Under-Voltage
Threshold
Configuration > Fan Control &
Real-Time Monitoring
User Defined
Defines the voltage at or below which run-time
applications can generate an alert.
Unlimited Boot to
Network Attempts
Boot
• Enable
• Disable
Enable: network devices will receive unlimited boot
attempts after the normal boot order has been
exhausted.
Disable: each boot device will only receive a single boot
attempt.
Unlock Intel® QST
Maintenance
• Yes
• No
Yes option allows the fan control settings to be changed
using software.
USB 3.0 Controller
Configuration On-Board
Devices > USB
• Enable
• Disable
Enables or disables all USB 3.0 ports and the USB 3.0
controller. USB 3.0 ports are colored blue on the back
panel and are designated as USB* in the illustration.
USB 3.0 Hub
Presence
Configuration On-Board
Devices > USB
• Enable
• Disable
If disabled, three out of the four internal USB 3.0 ports
will be inaccessible.
USB Boot
Boot
• Enable
• Disable
Enables or disables booting from USB boot devices.
USB Legacy
Configuration On-Board
Devices > USB
• Enable
• Disable
Enables or disables USB Legacy support.
USB Legacy allows USB support under non-USB-aware
operating systems. Disabling USB Legacy will not
disable USB keyboards during BIOS POST, including
BIOS SETUP and Option ROMs.
USB Optimization
Boot
• Enable
• Disable
Enable: all USB devices will be unavailable until after the
operating system boots, but BIOS will boot faster.
Disable: USB devices will be available before the
operating system boots, but BIOS will boot slower.
This feature cannot be enabled while a User Password or
Hard Drive Password is installed.
This BIOS setting is present when Fast Boot is enabled.