HP 8GB DDR2 SDRAM Memory Module - 8 GB (2 x 4 GB) - 800 MHz DDR2-800/PC2-6400 - DDR2 SDRAM - 240-pin DIMM (HP SERVER MEMORY) at Amazon.com
A-Tech 16GB KIT (2 x 8GB) for Tyan TN Server Series TN68B4989 (B4989T68W8HR) | DDR2 667MHz PC2-5300R ECC-RDIMM ECC Registered DIMM Server RAM Memory at Amazon.com