Dell OptiPlex 5090 Tower Service Manual - Page 78

Table 15. System setup options-Pre-boot Behavior menu, VT for Direct I/O

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Table 15. System setup options-Pre-boot Behavior menu Pre-boot Behavior Warning and Errors Enable or disable the action to be done when a warning or error is encountered. By default, the Prompt on Warnings and Errors option is enabled. Fastboot Enable to set the speed of the boot process. By default, the Minimal option is enabled. Extend BIOS POST Time Set the BIOS POST time. By default, the 0 seconds option is enabled. Table 16. System setup options-Virtualization menu Virtualization Intel Virtualization Technology Enable Intel Virtualization Technology (VT) Specify whether a Virtual Machine Monitor (VMM) can utilize the additional hardware capabilities that are provided by Intel Virtualization Technology. By default, the option is enabled. VT for Direct I/O Specify whether a Virtual Machine Monitor (VMM) can utilize the additional hardware capabilities that are provided by Intel Virtualization Technology for Direct I/O. By default, the option is enabled. Intel Trusted Execution Technology (TXT) Enable Intel Trusted Execution Technology (TXT) Specifies whether a measured Virtual Machine Monitor (MVMM) can utilize the additional hardware capabilities that are provided by Intel Trusted Execution Technology. By default, the option is disabled. Table 17. 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 are 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 Turbo Boost 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 Enable Intel Hyper-Threading Technology Enable or disable Hyper-Threading in the processor. By default, the option is enabled. 78 System setup

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Table 15. System setup options—Pre-boot Behavior menu
Pre-boot Behavior
Warning and Errors
Enable or disable the action to be done when a warning or error is encountered.
By default, the
Prompt on Warnings and Errors
option is enabled.
Fastboot
Enable to set the speed of the boot process.
By default, the
Minimal
option is enabled.
Extend BIOS POST Time
Set the BIOS POST time.
By default, the
0 seconds
option is enabled.
Table 16. System setup options—Virtualization menu
Virtualization
Intel Virtualization Technology
Enable Intel Virtualization Technology
(VT)
Specify whether a Virtual Machine Monitor (VMM) can utilize the additional
hardware capabilities that are provided by Intel Virtualization Technology.
By default, the option is enabled.
VT for Direct I/O
Specify whether a Virtual Machine Monitor (VMM) can utilize the additional
hardware capabilities that are provided by Intel Virtualization Technology for
Direct I/O.
By default, the option is enabled.
Intel Trusted Execution Technology
(TXT)
Enable Intel Trusted Execution
Technology (TXT)
Specifies whether a measured Virtual Machine Monitor (MVMM) can utilize the
additional hardware capabilities that are provided by Intel Trusted Execution
Technology.
By default, the option is disabled.
Table 17. 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 are 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 Turbo Boost 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
Enable Intel Hyper-Threading Technology
Enable or disable Hyper-Threading in the processor.
By default, the option is enabled.
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System setup