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,
Server RAM 4GB DDR2 800MHz 2GB 2Rx8 PC2-6400E Unbuffered ECC Memory for HP Workstation xw4600
Buy Lifetime Memory 2GB DDR2 667 Fully Buffered ECC Kit of RAM | Sam Ash Music