Nanya 1GB PC2-5300F DDR2 667MHz ECC Memory Module at Amazon.com
4GB 2 X 2GB PC2-5300F 667MHz 240 pin DDR2 SDRAM ECC Fully Buffered FB DIMM Server Low Power Memory for HP Workstation XW8600 (PARTS-QUICK BRAND). Equivalent to HP Part Numbers: 397413-B21, 442823-B21, 461828-B21, EM161AA ...
Dell 9W657 Memory 2GB PC2-5300F 2Rx4
16GB 4x4G PC2-5300F DDR2-667 ECC MT36HTF51272FY-667E1D4 SERVER MEMORY at Amazon.com