Dell NOT22814 Owner's Manual page 99

Table 40. System setup options—Virtualization menu (continued)
Virtualization
Enable Intel VT for Direct I/O
DMA Protection
Enable Pre-Boot DMA Support
Enable OS Kernel DMA Support
Table 41. System setup options—Performance menu
Performance
Multi Core Support
All Cores
Active Core Selection
Multiple Atom Cores
Intel SpeedStep
Enable Intel SpeedStep Technology
C-States Control
Enable C-State Control
Enable Adaptive C-States for Discrete
Graphics
Intel Turbo Boost Technology
Enable Intel Turbo Boost Technology
Intel Turbo Boost Maximum
Technology 3.0
Enable Intel Turbo Boost Maximum
Technology 3.0
Intel Hyper-Threading Technology
Enable Intel Hyper-Threading Technology
98 BIOS Setup
When enabled, the system can perform Virtualization Technology for Direct I/O
(VT-d).
Default: ON
This setting controls Pre-boot DMA protection for both internal and external
ports.
Default: ON
This setting controls Kernel DMA protection for both internal and external
ports.
Default: ON
Enables to select all cores to be available to the operating system.
By default, this option is disabled.
Enables to set the number of CPU cores available to the operating system.
By default, this option is disabled.
Enables to change the number of Atom cores available to the operating system.
By default, the All Cores option is enabled.
Enables the system to dynamically adjust processor voltage and core
frequency, decreasing average power consumption and heat production.
Default: ON
Enables the ability of the CPU to enter and exit low power state. When
disabled, it disabled all C-states. When enabled, it enabled all C-states that
the chipset or platform allows.
Default: ON
Enables the ability of the CPU to dynamically detect high usage of a discrete
graphic and adjust system parameters for higher performance.
Default: ON
Enables or disables the Intel TurboBoost mode of the processor.
Default: ON
Enables or disables the Intel TurboBoost maximum mode of the processor.
Default: ON
Enables or disables Hyper-Threading in the processor.