CMS 32GB (8X4GB) DDR3 10600 1333MHZ ECC Registered DIMM Memory Ram Upgrade Compatible with IBM® System X3650 M2 4199, 7947 Ddr3-Pc1333 Ecc Reg for Server Only at Amazon.com
CMS 4GB (1X4GB) DDR3 10600 1333MHZ Non ECC DIMM Memory Ram Upgrade Compatible with Lenovo® Thinkcentre 91P Desktop Series Ddr3-10600 Pc1333 - A70 at Amazon.com
CMS 12GB (3X4GB) DDR3 10600 1333MHZ ECC Registered DIMM Memory Ram Upgrade Compatible with IBM® System X3500 M2 7839-Xxx Ddr3-Pc1333 Ecc Reg for Server Only - C20 at Amazon.com
SK Hynix 16 GB DDR3 RAM 4x 4 GB PC3-12800E 1600MHz 240Pin Only ECC Server Memory | eBay
CMS 8GB (2X4GB) DDR3 10600 1333MHZ ECC Registered DIMM Memory Ram Upgrade Compatible with IBM® System X3500 M2 7839 Ddr3-Pc1333 Ecc Reg for Server Only - B37 at Amazon.com