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Chapter 3: Maintenance and Component Installation
3.4 Memory
Memory Support
The X12DSC-A6 supports up to 4 TB of 3DS LRDIMM/LRDIMM/3DS RDIMM/RDIMM DDR4
(288-pin) ECC memory with speeds of 3200/2933/2666 MHz in 16 memory slots and up to
4 TB of Intel Optane PMem 200 Series with speeds of up to 3200 MHz.
Note 1: The Intel Optane Persistent (PMem) 200 Series are supported by the 3rd Gen. Intel
Xeon Scalable (83xx/63xx/53xx/4314) processors.
Note 2: Memory speed support depends on the processors used in the system.
For validated memory, use our
DDR4 Memory Support for the 3rd Gen. Intel Xeon Scalable Processors
DDR4 Memory Support for the 3rd Gen. Intel Xeon Scalable Processors
Type
Ranks Per DIMM &
Data Width
DIMM Capacity (GB)
Speed (MT/s); Voltage (V);
Slots Per Channel (SPC) and DIMMs Per Channel (DPC)
1DPC
(1-DIMM Per Chan-
nel)
2DPC
(2-DIMM Per Channel)
8Gb
16Gb
1.2 V
1.2 V
RDIMM
SRx8
8GB
16GB
3200
3200
SRx4
16GB
32GB
DRx8
16GB
32GB
DRx4
32GB
64GB
RDIMM 3Ds
(4R/8R) X4
2H- 64 GB
4H-128 GB
2H- 128 GB
4H-256 GB
LRDIMM
QRx4
64GB
128GB
3200
3200
LRDIMM - 3Ds
(4R/8R) X4
4H-128 GB
2H- 128 GB
4H-256 GB
3200
3200