CMS 8GB (2X4GB) DDR3 10600 1333MHZ ECC Non Registered DIMM Memory Ram Compatible with HP/Compaq Workstation Z400 Workstation for Server Only - B80 at Amazon.com
32GB KIT (4 x 8GB) for SuperMicro X8 Series SIL-V (ECC Unbuffered). DIMM DDR3 ECC Unbuffered PC3-12800E 1600MHz Server Ram Memory. Genuine A-Tech Brand. at Amazon.com
Samsung 8GB DDR3 1600MHz PC3-12800 ECC Registered DIMM 1.5V Server RAM Memory at Amazon.com