System Memory; System Memory Guidelines - Dell EMC XC Core XC750xa Installation And Service Manual

Table 17. 8 x 2.5-inch SAS/SATA with 4 universal slots and fPERC
From
Riser 3 paddle (R3 paddle card on Riser 3 slot)
SL7_CPU1_PA5 (signal connector on system board)

System memory

System memory guidelines

The XC Core XC750xa system supports DDR4 registered DIMMs (RDIMMs), Load Reduced DIMM (LRDIMMs), and Intel
Persistent Memory 200 series (BPS). System memory holds the instructions that are started by the processor.
Your system memory is organized into eight channels per processor (two memory sockets per channel),16 memory sockets per
processor and 32 memory sockets per system.
Figure 54. Memory channels
Memory channels are organized as follows:
Table 18. Memory channels
Processor Channel
A
Processor 1 Slots A1
and A9
56 Installing and removing system components
Channel Channel C
B
Slots A5 Slots A3
and A13 and A11
To
BP_DST_PA2 (backplane signal connector) and BP_DST_PB2
(backplane signal connector)
CTRL_DST_PA1 (fPERC input connector)
Channel D Channel E
Slots A7 Slots A2 and
and A15 A10
Channel F Channel G
Slots A6 Slots A4 and
and A14 A12
Channel H
Slots A8 and
A16