HP 24GB 3Rx4 PC3L-10800R DDR3 RAM 701809 - Atlanta Servers
24GB KIT (3 x 8GB) for HP-Compaq Z Workstation Series Z600 Workstation (ECC Registered). DIMM DDR3 ECC Registered PC3-10600R 1333MHz Single Rank Server Ram Memory. Genuine A-Tech Brand. at Amazon.com