Dell PowerEdge R720 Owner's Manual - Page 45

Sample Memory Configurations, A1, A2, A3, A4, A5, A6, A7, A8, A9, A11

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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 DIMM Size (in Number of (in GB) GB) DIMMs 2 2 1 4 2 2 8 2 4 12 2 6 16 2 8 4 4 24 2 12 4 6 48 4 12 8 6 96 8 12 16 6 128 16 8 144 16 and 8 10 DIMM Rank, Organization, DIMM Slot Population and Frequency 1R, x8, 1333 MT/s, A1 1R, x8, 1600 MT/s 1R, x8, 1333 MT/s, 1R, x8, 1600 MT/s 1R, x8, 1333 MT/s, 1R, x8, 1600 MT/s A1, A3 A1, A2, A3, A4 1R, x8, 1333 MT/s, 1R, x8, 1600 MT/s 1R, x8, 1333 MT/s A1, A2, A3, A4, A5, A6 A1, A2, A3, A4, A5, A6, A7, A8 2R, x8, 1333 MT/s, 2R, x8, 1600 MT/s 1R, x8, 1333 MT/s 2R, x8, 1333 MT/s, 2R, x8, 1600 MT/s A1, A2, A3, A4 A1, A2, A3, A4, A5, A6, A7, A8, A9, A10, A11, A12 A1, A2, A3, A4, A5, A6 2R, x8, 1333 MT/s 2R, x4, 1333 MT/s, 2R, x4, 1600 MT/s A1, A2, A3, A4, A5, A6, A7, A8, A9, A10, A11, A12 A1, A2, A3, A4, A5, A6 2R, x4, 1333 MT/s A1, A2, A3, A4, A5, A6, A7, A8, A9, A10, A11, A12 2R, x4, 1333 MT/s, 2R, x4, 1600 MT/s 2R, x4, 1333 MT/s, 2R, x4, 1600 MT/s, A1, A2, A3, A4, A5, A6 A1, A2, A3, A4, A5, A6, A7, A8 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. 45

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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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