Table 44. 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 are enabled.
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 the 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.
Cache Prefetch
Hardware Prefetcher Enable or disable Hardware Prefetcher.
By default, the option is enabled.
Adjacent Cache Prefetch Enable or disable Adjacent Cache Line Prefetch.
By default, the option is enabled.
PCIe Link Speed Allows the user to select the maximum PCIe link speed attainable by devices
within the system.
By default, the Auto option is enabled.
PCIe Resizable Base Address Register
(BAR)
Enable or disable PCIe Resizable BAR Support.
By default, the option is disabled.
Table 45. System setup options—System Logs menu
System Logs
BIOS Event Log
Clear BIOS event log Display BIOS events.
By default, the Keep Log option is enabled.
Updating the BIOS
Updating the BIOS in Windows
About this task
CAUTION:
If BitLocker is not suspended before updating the BIOS, the next time you reboot the computer it
will not recognize the BitLocker key. You will then be prompted to enter the recovery key to progress, and the
BIOS Setup 125
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