16gb 2 x 8gb PC3-12800E ECC U RAM kit - Dell Precision Workstation T1600 T1700
T1700 (4 slots, max 8gb per slot, 32gb total). T1600 (4 slots, max 8gb per slot, 32gb total). 16gb kit (2 x 8gb) DDR3 PC3-12800E 1600mhz ECC-U DIMMs 1.5v. Don't mix with existing RAM in server motherboard.