OptiPlex 7071 Tower Setup and specifications guide

Memory

NOTE: : Memory modules should be installed in pairs of matched memory size, speed, and technology. If the memory modules are not installed in matched pairs, the computer will continue to operate, but with a slight reduction in performance. The entire memory range is available to 64-bit operating systems.

Table 1. Memory specifications
The following table provides the detailed memory specifications of OptiPlex 7071 Tower.
Description	Values
Slots	4 UDIMM slots
Type	Dual-channel DDR4
Speed	2666 MHz
Maximum memory	128 GB
Minimum memory	4 GB
Memory size per slot	4 GB, 8 GB, 16 GB, 32 GB
Configurations supported	4 GB (1 x 4 GB) 8 GB (2 x 4 GB, 1 x 8 GB) 16 GB (2 x 8 GB, 1 x 16 GB) 32 GB (1 x 32 GB, 4 x 8 GB, 2 x 16 GB) 64 GB (2 x 32 GB, 4 x 16 GB) 128 GB (4 x 32 GB)