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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
parts-quick 8GB (2 X 4GB) DDR2 Desktop Memory PC2-5300 240 pin 667MHz Non-ECC DIMM RAM at Amazon.com
DDR2 RAM 8GB (2 X 4GB) 240 PIN 800Mhz AMD DIMM Desktop Memory 1.8V at Amazon .com
CMS 8GB (4X2GB) DDR2 5300 667MHZ ECC Fully BUFFERED DIMM Memory Ram Compatible with IBM System X3650 (7979), X3650 (1914) Pc5300 Fully Buff for Server Only - B119 at Amazon.com