512MB PC2-3200R 400MHz 1Rx4 DDR2 ECC Memory RAM DIMM X1561

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Product Overview

512MB (1x 512MB DIMM) single-rank memory stick for 8th generation Dell PowerEdge servers.

Dell Part Number(s): X1561

Original Dell OEM memory

Samsung, Hynix, Elpida, Micron or Infineon branded

*actual brands will vary as shipped


Tested and pulled from working PowerEdge 2850 servers.


  • 512MB (1x512MB) PC2-3200R 400MHz ECC Registered Memory DIMM
  • 1.8V, Cas Latency (CL 3)
  • 240 Pin SDRAM Server Memory
  • Single-Rank (1R)


Compatible Systems


Dell PowerEdge SC1420


Dell PowerEdge SC1425


Dell PowerEdge 1800


Dell PowerEdge 1850


Dell PowerEdge 1855


Dell PowerEdge 2800


Dell PowerEdge 2850


Dell PowerEdge 6800


Dell PowerEdge 6850  


Dell Precision 470 Workstation


Dell Precision 670 Workstation


Installation Guidelines

Memory must be installed in pairs.  When installing both single and dual-ranked memory, please consult the following links on how to populate each bank correctly.

Dell PowerEdge 1800

Dell PowerEdge 1850

Dell PowerEdge 2800/2850

Dell PowerEdge 6850/6800

Dell Precision 470/670 Workstation

Warranty Information

90-day parts replacement warranty


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