Table 43. BIOS Setup options—Virtualization menu(continued)
Virtualization Support
NOTE: This option is provided only for compatibility purposes, since some
older hardware is not DMA capable.
Internal Port DMA Compatibility Mode Allows you to control the Internal Port DMA Compatibility for both internal and
external ports.
By default, the Internal Port DMA Compatibility Mode option is disabled.
NOTE: To view this option, enable Advanced Setup mode as described in
View Advanced Setup options.
Table 44. BIOS Setup options—Performance menu
Performance
Multi-Core Support
Active Multiple Performance Cores (P-
Cores) Select
Allows to change the number of Atom cores available to the operating system.
The default value is set to the maximum number of cores.
By default, the All Cores option is selected.
NOTE: To view this option, enable Advanced Setup mode as described in
View Advanced Setup options.
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 Enable Intel SpeedStep Technology option is enabled.
NOTE: To view this option, enable Service options as described in View
Service options.
C-State Control
Enable C-State Control Enables or disables the ability of the CPU to enter and exit low-power state.
When disabled, it disables all C-states. When enabled, it enables all C-states that
the chipset or platform allows.
By default, the Enable C-State Control option is enabled.
NOTE: To view this option, enable Advanced Setup mode as described in
View Advanced Setup options.
Intel Turbo Boost Technology
Enable Intel Turbo Boost Technology Enables or disables the Intel TurboBoost mode of the processor. When enabled,
the Intel TurboBoost driver increases the performance of the CPU or graphics
processor.
By default, the Enable Intel Turbo Boost Technology option is enabled.
NOTE: To view this option, enable Advanced Setup mode as described in
View Advanced Setup options.
Table 45. BIOS Setup options—System Logs menu
System Logs
BIOS Event Log
Clear BIOS Event Log Allows you to select option to keep or clear BIOS events logs.
By default, the Keep Log option is selected.
Thermal Event Log
138 BIOS Setup
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