–
The system has to be equipped with at least one memory module per CPU.
–
Supported capacities: 8 GB, 16 GB, 32 GB, 64
GB, 128 GB and 256 GB
–
Supports RDIMM w/ ECC, LRDIMM, 3DS-LRDIMM and Optane PMem
modules
–
Supports DDR4 RDIMM up to 3200 MT/s
–
Supports Optane PMem modules up to 2666 MT/s
–
Up to 3 TB/CPU using DDR4 DIMM (256 GB modules)
–
Up to 4.5 TB/CPU using Optane PMem modules (512 GB modules) + DDR4
(256 GB modules)
–
Error detection and correction (ECC)
–
ADDDC sparing (Virtual lockstep mode)
–
SDDC mode is not supported
–
Channel mirroring within a socket
–
Hardware memory scrubbing
–
Rank Level Sparing is not supported
The notation of the CPUs, memory channels and DIMM sockets correspond to
the silk print on the system board.
Figure 139: Memory slots of CPU 1
Main memory
238 Upgrade and Maintenance Manual RX4770 M6
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