Option Description
Memory Operating
Mode
Species the memory operating mode. The options available are Optimizer Mode, Single Rank Spare Mode, Multi
Rank Spare Mode, and Mirror Mode. This option is set to Optimizer Mode by default.
NOTE: The Memory Operating Mode option can have dierent default and available options based on
the memory conguration of your system.
Current State of
Memory Operating
Mode
Species the current state of the memory operating mode.
Node Interleaving Species if Non-Uniform Memory Architecture (NUMA) is supported. If this eld is set to Enabled, memory
interleaving is supported if a symmetric memory conguration is installed. If the eld is set to Disabled, the system
supports NUMA (asymmetric) memory congurations. This option is set to Disabled by default.
Snoop Mode Species the Snoop Mode options. The Snoop Mode options available are Home Snoop, Early Snoop, and
Cluster on Die. This option is set to Early Snoop by default. This eld is available only when the Node Interleaving
is set to Disabled.
Opportunistic Self-
Refresh
Enables or disables opportunistic self-refresh feature. This option is set to Disabled by default.
Processor Settings
You can use the Processor Settings screen to view the processor settings, and perform specic functions such as enabling virtualization
technology, hardware prefetcher,
and logical processor idling.
Viewing Processor Settings
To view the Processor Settings screen, perform the following steps:
1 Turn on, or restart your system.
2 Press F2 immediately after you see the following message:
F2 = System Setup
NOTE
: If your operating system begins to load before you press F2, wait for the system to nish booting, and then
restart your system and try again.
3 On the System Setup Main Menu screen, click System BIOS.
4 On the System BIOS screen, click Processor Settings.
Processor Settings details
The Processor Settings screen details are explained as follows:
Option
Description
Logical Processor
Enables or disables the logical processors and displays the number of logical processors. If this 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. This option is set to Enabled by default.
CPU Interconnect
Speed
Enables you to govern the frequency of the communication links among the CPUs in the system.
NOTE: The standard and basic bin processors support lower link frequencies.
28 Pre-operating system management applications