Table 40. 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 is enabled.
Multiple Atom Cores
Atom cores Allows you to change the number of Atom cores available to the operating
system.
By default, the value is set to the maximum number of Atom cores.
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.
PCIe Resizable Base Address Register
(BAR)
Enable PCIe Resizable BAR support Enable or disable PCIe Resizable Base Address Register (BAR) support.
By default, the option is disabled.
Table 41. System setup options—System Logs menu
System Logs
BIOS Event Log
Clear BIOS Event Log Display BIOS events.
By default, the Keep option is enabled.
Updating the BIOS
Updating the BIOS in Windows
Steps
1. Go to www.dell.com/support.
2. Click Product support. In the Search support box, enter the Service Tag of your computer, and then click Search.
NOTE:
If you do not have the Service Tag, use the SupportAssist feature to automatically identify your computer. You
can also use the product ID or manually browse for your computer model.
BIOS setup 115
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