A-Tech 12GB (3x4GB) RAM for Dell PowerEdge M610, M710, M710HD Servers | DDR3 1333MHz ECC-RDIMM PC3-10600 2Rx4 1.5V 240-Pin ECC Registered DIMM Server Memory Upgrade Kit at Amazon.com
CMS 12GB (3X4GB) DDR3 10600 1333MHZ ECC Non Registered DIMM Memory Ram Upgrade Compatible with HP/Compaq® Workstation Z200, Z210, Z400, Z600, Z800 for Server Only - B81 at Amazon.com