Dell E26S Series owner manual Ats

Menu Item	Description
Logical Processor	Enables or disables the logical processors and displays the number of
	logical processors. If the Logical Processor option is set to Enabled, the
	BIOS displays all the logical processors. If this option is set to Disabled,
	the BIOS displays only one logical processor per core. By default, the
	Logical Processor option is set to Enabled.
Alternate RTID (Requestor	Enables you to allocate more RTIDs to the remote socket, thereby
Transaction ID) Setting	increasing cache performance between the sockets or easing work in
	normal mode for NUMA. By default, the Alternate RTID (Requestor
	Transaction ID) Setting is set to Disabled.
Virtualization Technology	Enables or disables the additional hardware capabilities provided for
	virtualization. By default, the Virtualization Technology option is set to
	Enabled.
Address Translation Service	Defines the Address Translation Cache (ATC) for devices to cache the
(ATS)	DMA transactions. This field provides an interface to a chipset's Address
	Translation and Protection Table to translate DMA addresses to host
	addresses. By default, the option is set to Enabled.
Adjacent Cache Line	Optimizes the system for applications that require high utilization of
Prefetch	sequential memory access. By default, the Adjacent Cache Line Prefetch
	option is set to Enabled. You can disable this option for applications that
	require high utilization of random memory access.
Hardware Prefetcher	Enables or disables the hardware prefetcher. By default, the Hardware
	Prefetcher option is set to Enabled.
DCU Streamer Prefetcher	Allows you to enable or disable the Data Cache Unit (DCU) streamer
	prefetcher. By default, the DCU Streamer Prefetcher option is set to
	Enabled.
DCU IP Prefetcher	Enables or disables the Data Cache Unit (DCU) IP prefetcher. By default,
	the DCU IP Prefetcher option is set to Enabled.
Execute Disable	Enables or disables the execute disable memory protection technology
	feature. By default, the Execute Disable option is set to Enabled.
Logical Processor Idling	Enables or disables the operating system capability to put logical
	processors in the idling state in order to reduce power consumption. By
	default, the option is set to Disabled.
Configurable TDP	Allows reconfiguration of Thermal Design Power (TDP) to lower levels.
	TDP refers to the maximum amount of power the cooling system is
	required to dissipate.
X2Apic Mode	Enables or disables the X2Apic mode.
Dell Controlled Turbo	NOTE: Depending on the number of installed CPUs, there may be
	up to four processor listings.
	Controls the turbo engagement. Enable this option only when System
	Profile is set to Performance.
Number of Cores per	Controls the number of enabled cores in each processor. By default, the
Processor	Number of Cores per Processor option is set to All.
Processor 64-bit Support	Specifies if the processor(s) support 64-bit extensions.
Processor Core Speed	Displays the maximum core frequency of the processor.

35