Dell 64GB Certified Memory Module - 4RX4 LRDIMM 2666MHz LV - For Server, Workstation - 64 GB (1 x 64GB) - DDR4-2666/PC4-21300 DDR4 SDRAM - 2666 MHz - CL19 - 1.20 V - ECC - Registered - 288-pin - LRDIMM - A9781930

Dell 64GB Certified Memory Module - 4RX4 LRDIMM 2666MHz LV - For Server, Workstation - 64 GB (1 x 64GB) - DDR4-2666/PC4-21300 DDR4 SDRAM - 2666 MHz - CL19 - 1.20 V - ECC - Registered - 288-pin - LRDIMM

Supercharge your Dell™ system with a Dell Memory upgrade engineered, tested and customized for your system. Dell Memory is another great product from Dell - high quality at an excellent price. Adding more memory revs your system's engine and allows you to release its full potential when working with 3D imaging, multimedia, and other memory intensive applications.

Dell™ Branded memory offered in the Memory Selector is fully compatible and supported by Dell. Memory offered now may differ in speed from the original system memory but has been qualified to work in the system. When mixed, the memory will perform at the lowest speed populated or the highest speed allowed by the system.