HP DDR3 Memory:

432804-B21	HP 1GB ECC PC2 5300 DDR2 1X1GB
500668-b21	HP 1GB 1Rx8 PC3-10600E-9 Kit

500656-b21	HP 2GB 2Rx8 PC3-10600R-9 Kit
500670-b21	HP 2GB 2Rx8 PC3-10600E-9 Kit

500658-b21	HP 4GB 2Rx4 PC3-10600R-9 Kit
500660-b21	HP 4GB 4Rx8 PC3-8500R-7 LP Kit

516423-b21	HP 8GB 2Rx4 PC3-8500R-7 Kit
500662-b21	HP 8GB 2Rx4 PC3-10600R-9 Kit

Condition:New in box.            Warranty:  1 year.

Price is very competive.