A-Tech 16GB KIT (4 x 4GB) for HP Compaq Elite 8100 Business PC (CMT,SFF) 8000 Convertible Minitower Small Form Factor 8100 8200 Microtower DIMM DDR3 Non-ECC PC3-10600 1333MHz RAM Memory at Amazon.com
16GB (4x4GB) DDR3-1333MHz PC3-10600 Non-ECC UDIMM 2Rx8 Desktop Memory Module by NEMIX RAM at Amazon.com
MemoryMasters 16GB (2x8GB) DDR3-1333MHz ECC DIMM for Apple Mac Pro with Heat Sink Westmere (Apple# 2 x MC729G/A) at Amazon.com