has a QTY of (314) DDR3, 16GB and 32GB ECC RAM modules available for sale. These units are tested, working pulls and carry a 30-day guarantee. Manufacturers include Samsung/HP, Micron, Micron/HP, Elpida/HP, SK Hynix Korea/HP, Hynix Korea/HP and Crucial/Micron. Speeds include 12800R, 10600R and 8500R. If interested, a spreadsheet is available which provides the models, descriptions and quantities.  Send me your questions and thanks for looking!