Dell PowerEdge M820 Systems User manual

Dell PowerEdge M915 System Memory—
Information Update
This document provides information on the additional memory configurations
supported by your system.
Your system supports the following DIMMs:
• 4 GB dual-rank UDIMMs at 1333 MHz
• 4 GB dual-rank RDIMMs at 1333 MHz
• 4 GB, 8 GB, and 16 GB dual-rank RDIMMs at 1600 MHz
• 16 GB dual-rank and 32 GB quad-rank RDIMMs at 1333 MHz
For more information on memory installation guidelines, see the Hardware
Owner's Manual at support.dell.com/manuals.
Table 1 shows the supported memory configurations using the DIMMs listed
above.
Table 1. Supported Memory Configurations
Total
Physical
Memory
(GB)
Number of
Processors
Memory Modules -
Number and Type
Memory
Sparing
Support
Memory Module Locations
32 Two Eight 4 GB*N A1, A2, A3, A4, B1, B2, B3, B4
64 Two Sixteen 4 GB*Y A1, A2, A3, A4, A5, A6, A7, A8,
B1, B2, B3, B4, B5, B6, B7, B8
Two Eight 8 GB N A1, A2, A3, A4, B1, B2, B3, B4
Four Sixteen 4 GB*N A1, A2, A3, A4, B1, B2, B3, B4,
C1, C2, C3, C4, D1, D2, D3,
D4
2012 - 06

128 Two Eight 16 GB N A1, A2, A3, A4, B1, B2, B3, B4
Two Sixteen 8 GB Y A1, A2, A3, A4, A5, A6, A7, A8,
B1, B2, B3, B4, B5, B6, B7, B8
Four Sixteen 8 GB N A1, A2, A3, A4, B1, B2, B3, B4,
C1, C2, C3, C4, D1, D2, D3,
D4
Four Thirty two 4 GB*Y A1, A2, A3, A4, A5, A6, A7, A8,
B1, B2, B3, B4, B5, B6, B7, B8,
C1, C2, C3, C4, C5, C6, C7,
C8, D1, D2, D3, D4, D5, D6,
D7, D8
192 Two Eight 16 GB and
Eight 8 GB
Y A1, A2, A3, A4, B1, B2, B3, B4,
A5, A6, A7, A8, B5, B6, B7, B8
NOTE: 8 GB memory modules
must be installed in the slots
numbered x1, x2, x3, and x4 and
4 GB memory modules must be
installed in slots x5, x6, x7, and x8.
256 Two Sixteen 16 GB Y A1, A2, A3, A4, A5, A6, A7, A8,
B1, B2, B3, B4, B5, B6, B7, B8
Two Eight 32 GB N A1, A2, A3, A4, B1, B2, B3, B4
Four Thirty two 8 GB Y A1, A2, A3, A4, A5, A6, A7, A8,
B1, B2, B3, B4, B5, B6, B7, B8,
C1, C2, C3, C4, C5, C6, C7,
C8, D1, D2, D3, D4, D5, D6,
D7, D8
Four Sixteen 16 GB N A1, A2, A3, A4, B1, B2, B3, B4,
C1, C2, C3, C4, D1, D2, D3,
D4
Table 1. Supported Memory Configurations
(continued)
Total
Physical
Memory
(GB)
Number of
Processors
Memory Modules -
Number and Type
Memory
Sparing
Support
Memory Module Locations

____________________
© 2012 Dell Inc.
Trademarks used in this text: Dell™, the DELL logo, and PowerEdge™ are trademarks of Dell Inc.
512 Two Sixteen 32 GB Y A1, A2, A3, A4, A5, A6, A7, A8,
B1, B2, B3, B4, B5, B6, B7, B8
Four Thirty two 16 GB Y A1, A2, A3, A4, A5, A6, A7, A8,
B1, B2, B3, B4, B5, B6, B7, B8,
C1, C2, C3, C4, C5, C6, C7,
C8, D1, D2, D3, D4, D5, D6,
D7, D8
1024 Four Thirty two 32 GB Y A1, A2, A3, A4, A5, A6, A7, A8,
B1, B2, B3, B4, B5, B6, B7, B8,
C1, C2, C3, C4, C5, C6, C7,
C8, D1, D2, D3, D4, D5, D6,
D7, D8
* Supports both UDIMMs and RDIMMs, while other configurations listed in this table
using 4 GB DIMMs indicate RDIMMs only.
Table 1. Supported Memory Configurations
(continued)
Total
Physical
Memory
(GB)
Number of
Processors
Memory Modules -
Number and Type
Memory
Sparing
Support
Memory Module Locations