Dell POWEREDGE M905 User Manual
Page 110

110
Installing Blade Components
•
Memory must be installed in the same configuration (symmetrically) for
both processors.
•
If pairs of memory modules of different sizes are installed, the larger
capacity memory modules must be installed in the lower numbered slots.
•
Memory sparing is supported if eight or sixteen memory modules are
installed. (Memory mirroring is not supported.)
Table 3-3 shows examples of supported memory configurations.
NOTICE:
Memory module blanks must be installed in unoccupied memory sockets
to maintain proper cooling airflow.
Table 3-3.
Examples of PowerEdge M805 Memory Configurations
Total
System
Memory
Memory Modules -
Number and Size
Memory Module Locations
4 GB
Four 1 GB
A1, A2, B1, B2
8 GB
Eight 1 GB
A1, A2, A3, A4, B1, B2, B3, B4
8 GB
Four 2 GB
A1, A2, B1, B2
12 GB
Twelve 2 GB
A1, A2, A3, A4, A5, A6, B1, B2, B3, B4, B5,
B6
16 GB
Sixteen 1 GB
A1, A2, A3, A4, A5, A6, A7, A8, B1, B2, B3,
B4, B5, B6, B7, B8
16 GB
Eight 2 GB
A1, A2, A3, A4, B1, B2, B3, B4
16 GB
Four 4 GB
A1, A2, B1, B2
24 GB
Twelve 2 GB
A1, A2, A3, A4, A5, A6, B1, B2, B3, B4, B5,
B6
32 GB
Sixteen 2 GB
A1, A2, A3, A4, A5, A6, A7, A8, B1, B2, B3,
B4, B5, B6, B7, B8
32 GB
Eight 4 GB
A1, A2, A3, A4, B1, B2, B3, B4
48 GB
Twelve 4 GB
A1, A2, A3, A4, A5, A6, B1, B2, B3, B4, B5,
B6
64 GB*
Sixteen 4 GB
A1, A2, A3, A4, A5, A6, A7, A8, B1, B2, B3,
B4, B5, B6, B7, B8
64 GB*
Eight 8 GB
A1, A2, A3, A4, B1, B2, B3, B4