Service Guide

Intel® Server Board S1200BT Service Guide 37
To access this screen from the Main screen, select Advanced > Memory Configuration.
To move to another screen, press the <Esc> key to return to the Advanced screen, then
select the desired screen.
Figure 12. Memory Configuration Screen
Screen Field Descriptions:
1. Total Memory
Option Values:<Total Physical Memory Installed in System>
Help Text:<None>
Comments:Information only. Displays the amount of memory available in the system in
the form of installed DDR3 DIMMs, in units of GB.
2. Effective Memory
Option Values:<Total Effective Memory>
Help Text:<None>
Comments:Information only. Displays the amount of memory available to the OS in MB
or GB.
The Effective Memory is the difference between Total Physical Memory and the sum of
all memory reserved for internal usage, RAS redundancy and SMRAM. This difference
includes the sum of all DDR3 DIMMs that failed Memory BIST during POST or were
disabled by the BIOS during the memory discovery phase in order to optimize
memory configuration.
Note: Some server operating systems do not display the total physical memory installed.