16GB KIT (8 x 2GB) For Dell PowerEdge Series 1900 1950 2900 2900 III. DIMM DDR2 ECC Fully Buffered PC2-5300 667MHz RAM Memory. Genuine A-Tech Brand. 16GB KIT (8 x 2GB) DIMM DDR2 ECC Fully Buffered PC2-5300 667MHz RAM Memory Genuine A-Tech Memory Lifetime Warranty Toll Free Technical Support 1-866-557-4527 Designed For Dell PowerEdge Series. (See Compatibility List Below)