Server Memory: Get Your Complete Guide to Server RAM | FS Community
Registered memory - Wikipedia
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Unbuffered versus Registered ECC Memory - Difference between ECC UDIMMs and RDIMMs
8GB Kit (4x2GB) Fully Buffered DDR2 Server Ram/Memory. PC2-5300 667MHz DDR2 DIMM ECC (Fully Buffered) 240 Pin 1.8V at Amazon.com
Memory-Up - Black Diamond Memory
Amazon.com: Memorymaster 16GB Kit (8x2GB) Fully Buffered Memory Ram for DELL SERVERS AND WORKSTATIONS. Dell PowerEdge 1900 1950 1950 III 1955 2900 2900 III 2950 2950 III [Not for Desktop or laptops] : Electronics