Dell Precision 3580 - Page 143

Table 49. System setup options—Pre-boot Behavior menu (continued)
Pre-boot Behavior
Extend BIOS POST Time Set the BIOS POST time.
By default, the 0 seconds option is enabled.
MAC Address Pass-Through Replaces the external NIC MAC address with the selected MAC address from
the computer.
By default, the System Unique MAC Address option is enabled.
Sign of Life
Early Keyboard Backlight By default, the option is enabled.
Table 50. System setup options—Virtualization menu
Virtualization
Intel Virtualization Technology
Enable Intel Virtualization Technology
(VT)
When enabled, the system can run a Virtual Machine Monitor (VMM).
Default: ON
VT for Direct I/O
Enable Intel VT for Direct I/O When enabled, the system can perform Virtualization Technology for Direct I/O
(VT-d).
Default: ON
DMA Protection
Enable Pre-Boot DMA Support This setting controls Pre-boot DMA protection for both internal and external
ports.
Default: ON
Enable OS Kernel DMA Support This setting controls Kernel DMA protection for both internal and external
ports.
Default: ON
Table 51. System setup options—Performance menu
Performance
Multi Core Support
Active Cores Enables to change the number of CPU cores available to the operating system.
By default, the All Cores options is enabled.
Intel SpeedStep
Enable Intel SpeedStep Technology Enables the computer to dynamically adjust processor voltage and core
frequency, decreasing average power consumption and heat production.
By default, the option is enabled.
C-States Control
Enable C-State Control Enable or disable additional processor sleep states.
By default, the option is enabled.
Intel TurbocBoost Technology
Enable Intel Turbo Boost Technology Enable or disable Intel TurboBoost mode of the processor.
By default, the option is enabled.
Intel Hyper-Threading Technology
BIOS setup 143