Dell PE R720XD Owner's Manual page 46

System Capacity DIMM Size (in
(in GB) GB)
384 32
Table 2. Memory Configurations—Two Processors
System DIMM Size (in
Capacity (in GB)
GB)
16 2
32 2
32 4
64 4
8
96 4
8
128 8
16
160 8
16 and 8
192 8
16
46
Number of DIMM Rank, Organization,
DIMMs and Frequency
LRDIMM, x4, 1333 MT/s
12
Number of DIMM Rank,
DIMMs Organization, and
Frequency
1R, x8, 1333 MT/s,
8
1R, x8, 1600 MT/s
1R, x8, 1333 MT/s
16
2R, x8, 1333 MT/s,
8
2R, x8, 1600 MT/s
2R, x8, 1333 MT/s
16
8 2R, x4, 1333 MT/s,
2R, x4, 1600 MT/s
24 2R, x8, 1333 MT/s
12 2R, x4, 1333 MT/s,
2R, x4, 1600 MT/s
2R, x4, 1333 MT/s
16
2R, x4, 1333 MT/s,
8
2R, x4, 1600 MT/s
2R, x4, 1333 MT/s
20
2R, x4, 1333 MT/s,
12
2R, x4, 1600 MT/s
2R, x4, 1333 MT/s
24
12 2R, x4, 1333 MT/s,
DIMM Slot Population
A1, A2, A3, A4, A5, A6, A7, A8, A9, A10,
A11, A12
DIMM Slot Population
A1, A2, A3, A4
B1, B2, B3, B4
A1, A2, A3, A4, A5, A6, A7, A8
B1, B2, B3, B4, B5, B6, B7, B8
A1, A2, A3, A4
B1, B2, B3, B4
A1, A2, A3, A4, A5, A6, A7, A8
B1, B2, B3, B4, B5, B6, B7, B8
A1, A2, A3, A4
B1, B2, B3, B4
A1, A2, A3, A4, A5, A6, A7, A8, A9,
A10, A11, A12
B1, B2, B3, B4, B5, B6, B7, B8, B9,
B10, B11, B12
A1, A2, A3, A4, A5, A6
B1, B2, B3, B4, B5, B6
A1, A2, A3, A4, A5, A6, A7, A8
B1, B2, B3, B4, B5, B6, B7, B8
A1, A2, A3, A4, B1, B2, B3, B4
A1, A2, A3, A4, A5, A6, A7, A8, A9,
A11
B1, B2, B3, B4, B5, B6, B7, B8, B9,
B11
A1, A2, A3, A4, A5, A6,
B1, B2, B3, B4, B5, B6
NOTE: 16 GB DIMMs must be
installed in slots numbered A1,
A2, A3, A4, B1, B2, B3, and B4
and 8 GB DIMMs must be
installed in slots A5, A6, B5, and
B6.
A1, A2, A3, A4, A5, A6, A7, A8, A9,
A10, A11, A12
B1, B2, B3, B4, B5, B6, B7, B8, B9,
B10, B11, B12
A1, A2, A3, A4, A5, A6