Dell PowerEdge R720xd - Sample Memory Configurations

Sample Memory Configurations
The following tables show sample memory configurations for one and two processor configurations that follow the
appropriate memory guidelines stated in this section.
NOTE: 16 GB quad-rank RDIMMs are not supported.
NOTE: 1R, 2R and 4R in the following tables indicate single-, dual-, and quad-rank DIMMs respectively.
Table 1. Memory Configurations—Single Processor
System Capacity
(in GB)
DIMM Size (in
GB)
Number of
DIMMs
DIMM Rank, Organization,
and Frequency
DIMM Slot Population
2 2 1
1R, x8, 1333 MT/s,
1R, x8, 1600 MT/s
A1
4 2 2
1R, x8, 1333 MT/s,
1R, x8, 1600 MT/s
A1, A3
8 2 4
1R, x8, 1333 MT/s,
1R, x8, 1600 MT/s
A1, A2, A3, A4
12 2 6
1R, x8, 1333 MT/s,
1R, x8, 1600 MT/s
A1, A2, A3, A4, A5, A6
16 2 8
1R, x8, 1333 MT/s A1, A2, A3, A4, A5, A6, A7, A8
4 4
2R, x8, 1333 MT/s,
2R, x8, 1600 MT/s
A1, A2, A3, A4
24 2 12
1R, x8, 1333 MT/s A1, A2, A3, A4, A5, A6, A7, A8, A9, A10,
A11, A12
4 6
2R, x8, 1333 MT/s,
2R, x8, 1600 MT/s
A1, A2, A3, A4, A5, A6
48 4 12
2R, x8, 1333 MT/s A1, A2, A3, A4, A5, A6, A7, A8, A9, A10,
A11, A12
8 6
2R, x4, 1333 MT/s,
2R, x4, 1600 MT/s
A1, A2, A3, A4, A5, A6
96 8 12
2R, x4, 1333 MT/s A1, A2, A3, A4, A5, A6, A7, A8, A9, A10,
A11, A12
16 6
2R, x4, 1333 MT/s,
2R, x4, 1600 MT/s
A1, A2, A3, A4, A5, A6
128 16 8
2R, x4, 1333 MT/s,
2R, x4, 1600 MT/s,
A1, A2, A3, A4, A5, A6, A7, A8
144 16 and 8 10
2R, x4, 1333 MT/s A1, A2, A3, A4, A5, A6, A7, A8, A9, A11
NOTE: 16 GB DIMMs must be
installed in slots numbered A1,
A2, A3, A4, A5, A6, A7, and A8 and
8 GB DIMMs must be installed in
slots A9 and A11.
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