User Guide

Using the System Setup Program and UEFI Boot Manager 61
Memory Settings Screen
Processor Settings Screen
Option Description
System Memory Size Displays the amount of system memory.
System Memory Type Displays the type of system memory.
System Memory Speed Displays the system memory speed.
Video Memory Displays the amount of video memory.
System Memory Testing
(Enabled default)
Specifies whether system memory tests are run at system
boot. Options are Enabled and Disabled.
Memory Operating Mode This field displays the type of memory operation if a
valid memory configuration is installed. When set to
Optimizer Mode, the memory controllers run
independently of each other for improved memory
performance. When set to Mirror Mode, memory
mirroring is enabled. When set to Advanced ECC
Mode, two controllers are joined in 128-bit mode
running multi-bit advanced ECC. For information about
the memory modes, see "System Memory."
Node Interleaving
(Disabled default)
If this field is Enabled, memory interleaving is supported
if a symmetric memory configuration is installed. If
Disabled, the system supports Non-Uniform Memory
architecture (NUMA) (asymmetric) memory
configurations.
Option Description
64-bit Specifies if the processor(s) support 64-bit extensions.
Core Speed Displays the processor clock speed.
Bus Speed Displays the processor bus speed.
Logical Processor
(Enabled default)
On processors that support Simultaneous Multi-
Threading (SMT) technology, each processor core
supports up to two logical processors. If this field is set to
Enabled, the BIOS reports both logical processors. If set
to Disabled, only one logical processor is monitored by
the BIOS.