Axiom 4GB Low Power DDR2-667 ECC RDIMM Kit (2 x 2GB) for HP # 483401-B21 - 4GB (2 x 2GB) - 667MHz DDR2-667/PC2-5300 - ECC - DDR2 SDRAM - 240-pin DIMM

Axiom 4GB Low Power DDR2-667 ECC RDIMM Kit (2 x 2GB) for HP # 483401-B21 - 4GB (2 x 2GB) - 667MHz DDR2-667/PC2-5300 - ECC - DDR2 SDRAM - 240-pin DIMM