Dell 4 Gb Memory Module for Select Dell Systems - 2r Udimm 1600mhz VLP Lv Manufacturer Part# : Snp9j5wfc/4g | Dell Part# : A6996785 Compatible with Precision Workstation T3600 Precision Workstation T5500 Precision Workstation T5600 Precision Workstation T7600 Poweredge C1100 Poweredge C2100 Poweredge C6100 Poweredge C6105 Poweredge C6145 Poweredge C6220 Poweredge C8220 Poweredge M420 Poweredge M520 Poweredge M610 Poweredge M610x Poweredge M620 Poweredge M710 Poweredge M710hd Poweredge M915 Poweredge R410 Poweredge R415 Poweredge R510 Poweredge R515 Poweredge R610 Poweredge R720 Server Precision Workstation R5500 Poweredge R710 Poweredge R715 Poweredge R720 Poweredge R720xd Poweredge R810 Poweredge R910 Poweredge T410 Poweredge T610 Poweredge T710