Dell Precision 7920 Tower Owner's Manual

Memory specifications

Features

Specifications

Type

DDR4 LRDIMM/RDIMM ECC

Speed

2666 MHz (Discontinued on computer configurations that are purchased after October 2020)
2933 MHz
3200 MHz

NOTE:Computer configurations that are offered with 2933 MHz RDIMMs operating with Sky Lake processors operate at 2666 MHz.

NOTE:Computer configurations that are offered with 3200 MHz RDIMMs operating with Cascade Lake processors operate at 2933 MHz.

Connectors

24 DIMM Slots (12 per CPU)

DIMM capacities

Minimum memory

8 GB (1x8 GB) i.e. 1 DIMMs per CPU

Maximum memory

NOTE:Intel Optane persistent memory (PMem) is supported on this system.