Dell NOT22422 Owner's Manual page 132

Table 45. System setup options—Virtualization menu (continued)
Virtualization
DMA Protection
Enable Pre-Boot DMA Support
Enable OS Kernel DMA Support
Table 46. System setup options—Performance menu
Performance
Multi-Core Support
Active Cores
Intel SpeedStep
Enable Intel SpeedStep Technology
C-States Control
Enable C-State Control
Intel Turbo Boost Technology
Enable Intel Turbo Boost Technology
Intel Turbo Boost Maximum Technology
3.0
Intel Hyper-Threading Technology
Enable Intel Hyper-Threading Technology
Prestos 3
Table 47. System setup options—System Logs menu
System Logs
BIOS Event Log
Clear Bios Event Log
Thermal Event Log
Clear Thermal Event Log
Power Event Log
Clear POWER Event Log
By default, the option is enabled.
By default, the option is enabled.
Changes the number of CPU cores available to the operating system. The
default value is set to the maximum number of cores.
By default, All Cores is selected.
Enables or disables the Intel SpeedStep Technology to dynamically adjust
processor voltage and core frequency, decreasing average power consumption
and heat production.
Default: ON
Enables or disables the CPU's ability to enter and exit low-power states.
Default: ON
Enabled or disabled the Intel TurboBoost mode of the processor. If enabled,
the Intel TurboBoost driver increases the performance of the CPU or graphics
processor.
Default: ON
Enabled or disabled the Intel Hyper-Threading mode of the processor. If
enabled, the Intel Hyper-Threading increases the efficiency of the processor
resources when multiple threads run on each core.
Default: ON
Select keep or clear BIOS events.
By default, Keep is selected.
Select keep or clear Thermal events.
By default, Keep is selected.
Select keep or clear Power events.
BIOS Setup 131