Dell Inspiron 16 Plus 7640 Owner's Manual

Table 42. System setup options—Pre-boot Behavior menu (continued)Pre-boot BehaviorNOTE: Errors deemed critical to the operation of the computer hardwarewill always halt the computer.USB-C WarningsEnable Dock Warning Messages Enables or disables dock warning messages.Fastboot Selects the speed of the UEFI boot processDefault: ThoroughExtend BIOS Post Time Selects the BIOS POST load time.Default: 0 secondsTable 43. System setup options—Virtualization Support menuVirtualization SupportIntel® Virtualization TechnologyEnable Intel Virtualization Technology(VT)Enables or disables Intel Virtualization technology.Default: ONVT for Direct I/OEnable Intel VT for Direct I/O Enables or disables Intel Virtualization technology for direct I/O.Default: ONDMA ProtectionEnable Pre-Boot DMA Support Enables or disables pre-boot DMA protection for both internal and externalports.Default: ONEnable OS Kernel DMA Support Enables or disables Kernel DMA protection for both internal and external ports.Default: ONTable 44. System setup options—Performance menuPerformanceMulti-core SupportActive Cores Allows to change the number of CPU cores available to the operating system.Default: All CoresMultiple Atom Cores Allows to change the number of Atom cores available to the operating system.Default: All CoresIntel SpeedStepEnable Intel® SpeedStep Technology Enables or disables Intel® SpeedStep technology.Default: ONC-States ControlEnable C-State Control Enables or disables C-states.Default: ONIntel® Turbo Boost TechnologyEnable Turbo Boost Technology Enables or disables Turbo Boost mode of the processor.Default: ON102 BIOS Setup