System Memory; System Memory Guidelines - Dell PowerEdge XR12 Installation And Service Manual

Figure 86. Installing the intrusion switch module
Next steps
Follow the procedure listed in

System memory

System memory guidelines

The PowerEdge XR12 system supports DDR4 registered DIMMs (RDIMMs), load reduced DIMMs (LRDIMMs) and Intel Optane
PMem 200 Series. System memory holds the instructions that are executed by the processor.
Your system contains 8 memory sockets organized into 8 channels to the processor.
Memory channels are organized as follows:
Table 27. Memory channels
Channel A Channel B
Slots A1 Slots A5
78 Installing and removing system components
After working inside your
Channel C Channel D
Slots A3 Slots A7
system.
Channel E Channel F
Slots A2 Slots A6
Channel G Channel H
Slots A4 Slots A8