Memory Population Rules - Quanta Computer A5QB User Manual

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Memory Population Rules

Table 1-5: DDR4 Memory Supported
Ranks
Per DIMM
Type
and Data
Width
RDIMM
SRx8
RDIMM SRx4
RDIMM
DRx8
RDIMM
DRx4
QRx4
RDIMM 3DS
8Rx4
LRDIMM
QRx4
QRx4
LRDIMM 3DS
8Rx4
DIMM Capacity (GB)
DRAM Density
4GB 8GB
4GB 8GB
8GB 16GB
8GB 16GB
16GB 32GB
N/A 2H-64GB 2H-128GB
N/A 4H-128GB 4H-256GB
32GB 64GB
N/A 2H-64GB 2H-128GB
N/A 4H-128GB 4H-256GB
1-43
Speed (MT/S); Voltage (V); Slot
Per Channel (SPC) and DIMM
Per Channel (DPC)
1 Slot Per
Channel
1DPC
8GB 1.2V
16GB
32G
32GB
64GB
2933
128GB
m m
emory odules
2 Slot Per Channel
1DPC 2DPC
1.2V 1.2V
2933 2666