Dataram DRI520P6 User Manual
Dataram Hardware

CUSTOMER SUPPORT 
Dataram's Technical Support Program goes beyond the lifetime warranty, 
routine calls and questions. As memory specialists since 1967, we want 
to provide the most comprehensive level of service and support in the 
industry. 
Our Customer Support representatives can answer your questions and 
give you information on system/memory configurations, upgrade options, 
product specifications, compatibility and other technical topics or issues. 
 
In Europe: 
+45 70 212 217 (Phone) 
+45 70 212 211 (FAX) 
(E-mail)
 
 
In the U.S.A. and all other countries: 
800-599-0071 (Toll Free) 
609-799-0071 (Phone) 
609-799-6734 (FAX) 
(E-mail)
 
 
 
If a Dataram memory board does not function properly we will issue a 
Return Material Authorization number (RMA#) for the return of the 
defective module(s) and express ship a repair or replacement to you at 
no charge. 
 
 
 
P/N 06707 A
P/N 06707 A
 
 
 
 
DRI520P6 INSTALLATION INSTRUCTIONS
for IBM Power 520 (E4A, M15, M25) / Power 550 (M50, E8A) Systems
SYSTEM AND MEMORY OVERVIEW 
 
Note: Refer to your system owner’s manual for detailed instructions and be 
sure to follow all static and safety precautions. 
 
IBM Power 520 Model M15: 
•
Minimum memory is 2GB (2X1GB), Maximum is 16GB (4X4GB).
•
Memory installed in 2 banks, mixing capacities not supported.
IBM Power 520 Model M25:
•
Minimum memory is 2GB (2X1GB), Maximum is 32GB (4X8GB).
•
Memory installed in 2 banks, mixing capacities not supported.
 
IBM Power 520 Model E4A: 
•
Minimum memory is 2GB (2X1GB), Maximum is 64GB (8X8GB).
•
Memory modules behind each processor module must be the 
same capacity and speed. 
 
IBM Power 550 Model M50: 
•
Minimum memory is 2GB (2X1GB), Maximum is 128GB 
(16X8GB) across 2 processor cards. Installed in banks of 2. 
•
Capacity cannot be mixed on the same processor card.
 
IBM Power 550 Model E8A: 
•
Minimum capcity is 2GB (2X1GB), Maximum is 256 GB 
(32X8GB) across 4 processor cards. Installed in banks of 2. 
•
Capacity cannot be mixed on the same processor card.
CUSTOMER SUPPORT 
Dataram's Technical Support Program goes beyond the lifetime warranty, 
routine calls and questions. As memory specialists since 1967, we want 
to provide the most comprehensive level of service and support in the 
industry. 
Our Customer Support representatives can answer your questions and 
give you information on system/memory configurations, upgrade options, 
product specifications, compatibility and other technical topics or issues. 
 
In Europe: 
+45 70 212 217 (Phone) 
+45 70 212 211 (FAX) 
(E-mail)
 
 
In the U.S.A. and all other countries: 
800-599-0071 (Toll Free) 
609-799-0071 (Phone) 
609-799-6734 (FAX) 
(E-mail)
 
 
 
If a Dataram memory board does not function properly we will issue a 
Return Material Authorization number (RMA#) for the return of the 
defective module(s) and express ship a repair or replacement to you at 
no charge. 
 
 
 
P/N 06707 A
P/N 06707 A
 
 
 
 
DRI520P6 INSTALLATION INSTRUCTIONS
for IBM Power 520 (E4A, M15, M25) / Power 550 (M50, E8A) Systems
SYSTEM AND MEMORY OVERVIEW 
 
Note: Refer to your system owner’s manual for detailed instructions and be 
sure to follow all static and safety precautions. 
 
IBM Power 520 Model M15: 
•
Minimum memory is 2GB (2X1GB), Maximum is 16GB (4X4GB).
•
Memory installed in 2 banks, mixing capacities not supported.
IBM Power 520 Model M25:
•
Minimum memory is 2GB (2X1GB), Maximum is 32GB (4X8GB).
•
Memory installed in 2 banks, mixing capacities not supported.
 
IBM Power 520 Model E4A: 
•
Minimum memory is 2GB (2X1GB), Maximum is 64GB (8X8GB).
•
Memory modules behind each processor module must be the 
same capacity and speed. 
 
IBM Power 550 Model M50: 
•
Minimum memory is 2GB (2X1GB), Maximum is 128GB 
(16X8GB) across 2 processor cards. Installed in banks of 2. 
•
Capacity cannot be mixed on the same processor card.
 
IBM Power 550 Model E8A: 
•
Minimum capcity is 2GB (2X1GB), Maximum is 256 GB 
(32X8GB) across 4 processor cards. Installed in banks of 2. 
•
Capacity cannot be mixed on the same processor card.
