Dell 16 Gb Memory Module for Select Dell Systems - 2rx4 Rdimm 1333mhz Lv Manufacturer Part# : Snpmgy5tc/16g | Dell Part# : A6996789 Compatible with Poweredge C2100 Poweredge C6105 Poweredge C6145 Poweredge C8220 Poweredge C8220x Poweredge M420 Poweredge M520 Poweredge M610 Poweredge M610x Poweredge M620 Poweredge M710 Poweredge M710hd Poweredge M820 Poweredge M915 Poweredge R410 Poweredge R415 Poweredge R510 Poweredge R515 Poweredge R710 Poweredge R720 Poweredge R720xd Poweredge R910 Poweredge T410 Poweredge T610 Precision Workstation R5500 Precision Workstation T3600 Precision Workstation T5600 Precision Workstation T7600 High Performance low power DDR3 registered DIMM 100% compatible with Dell Servers and Workstation listed above