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Chapter 3: Component Installation and Maintenance
Memory
Memory Support
The X11DPG-HGX2 motherboard offers 24 slots that support up to 3 TB of DDR4 3DS
LRDIMM/LRDIMM/RDIMM ECC 2666 MHz modules. Check the Supermicro website for
possible updates to memory support.
DDR4 Memory Support for the Intel Xeon Scalable processor
Type
Ranks
Per
DIMM
and
Data
Width
DIMM Capacity (GB)
Speed (MT/s)
One Slot
per Channel
Two Slots
per Channel
DRAM Density
One DIMM
per Channel
One DIMM
per Channel
Two DIMMs
per Channel
4 Gb
8 Gb
1.2 Volts
1.2 Volts
1.2 Volts
RDIMM
DRx4
16 GB
32 GB
2666
2666
2666
RDIMM 3Ds
QRX4
N/A
2H-64GB
8RX4
N/A
4H-128GB
LRDIMM
QRx4
32 GB
64 GB
LRDIMM 3Ds
QRx4
N/A
2H-64GB
8Rx4
N/A
4H-128 GB