Owners Manual
Table Of Contents
- Dell Precision 3930 Rack Setup and Specifications
- Contents
- Set up your computer
- Chassis overview
- System Information
- System setup
- BIOS overview
- Boot menu
- Navigation keys
- Boot sequence
- System setup options
- General options
- System information
- Video screen options
- Security
- Secure boot options
- Intel software guard extensions options
- Performance
- Power management
- Thermal configuration
- Post behavior
- Manageability
- Virtualization support
- Maintenance
- System logs
- Advanced configuration
- Updating the BIOS in Windows
- Updating BIOS on systems with BitLocker enabled
- Updating your system BIOS using a USB flash drive
- Updating the Dell BIOS in Linux and Ubuntu environments
- Flashing the BIOS from the F12 One-Time boot menu
- System and setup password
- Getting help
Table 24. Performance (continued)
Option Description
● 1
● 2
● 3
Intel SpeedStep
Allows you to enable or disable the Intel SpeedStep mode of
processor.
● Enable Intel SpeedStep
This option is set by default.
C-States Control
Allows you to enable or disable the additional processor sleep
states.
● C states
This option is set by default.
Cache Prefetch
Allows you to enable or disable the MLC streamer and MLC
spatial prefetcher of the processor
● Hardware Prefetcher
● Adjacent Cache Prefetcher
Both options are enabled by default.
Intel TurboBoost
Allows you to enable or disable the Intel TurboBoost mode of
the processor.
● Enable Intel TurboBoost
This option is set by default.
HyperThread Control
Allows you to enable or disable HyperThreading in the
processor.
● Disabled
● Enabled (Default)
Power management
Table 25. Power Management
Option Description
AC Recovery Determines how the system responds when AC power is reapplied after a power loss. You
can set the AC Recovery to:
● Power Off—Default
● Power On
● Last Power State
This option is Power Off by default.
Enable Intel Speed Shift
Technology
Allows you to enable or disable Intel Speed Shift Technology support. The option Enable
Intel Speed Shift Technology is set by default.
Auto On Time Sets time to automatically turn on the computer. Time is kept in standard 12-hour format
(hour:minutes:seconds). Change the startup time by typing the values in the time and
AM/PM fields.
NOTE: This feature does not work if you turn off your computer using the switch on a
power strip or surge protector or if Auto Power is set to disabled.
Wake on LAN This option allows the computer to power up from the off state when triggered by a special
LAN signal. This feature only works when the computer is connected to AC power supply.
28 System setup