Table 40. 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 41. System setup options—Performance menu
Performance
Multi Core Support
All Cores Enables to select all cores to be available to the operating system.
By default, this option is disabled.
Active Core Selection Enables to set the number of CPU cores available to the operating system.
By default, this option is disabled.
Multiple Atom Cores Enables to change the number of Atom cores available to the operating system.
By default, the All Cores option is enabled.
Intel SpeedStep
Enable Intel SpeedStep Technology Enables the system to dynamically adjust processor voltage and core
frequency, decreasing average power consumption and heat production.
Default: ON
C-States Control
Enable C-State Control 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
Enable Adaptive C-States for Discrete
Graphics
Enables the ability of the CPU to dynamically detect high usage of a discrete
graphic and adjust system parameters for higher performance.
Default: ON
Intel Turbo Boost Technology
Enable Intel Turbo Boost Technology Enables or disables the Intel TurboBoost mode of the processor.
Default: ON
Intel Turbo Boost Maximum
Technology 3.0
BIOS setup 91
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