Dell R720 Webcam User Manual


 
System
Capacity (in
GB)
DIMM Size (in
GB)
Number of
DIMMs
DIMM Rank,
Organization, and
Frequency
DIMM Slot Population
160 8 20
2R, x4, 1333 MT/s A1, A2, A3, A4, A5, A6, A7, A8, A9,
A11
B1, B2, B3, B4, B5, B6, B7, B8, B9,
B11
16 and 8 12
2R, x4, 1333 MT/s,
2R, x4, 1600 MT/s
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.
192 8 24
2R, x4, 1333 MT/s A1, A2, A3, A4, A5, A6, A7, A8, A9,
A10, A11, A12
B1, B2, B3, B4, B5, B6, B7, B8, B9,
B10, B11, B12
16 12
2R, x4, 1333 MT/s,
2R, x4, 1600 MT/s
A1, A2, A3, A4, A5, A6
B1, B2, B3, B4, B5, B6
256 16 16
2R, x4, 1333 MT/s,
2R, x4, 1600 MT/s,
A1, A2, A3, A4, A5, A6, A7, A8
B1, B2, B3, B4, B5, B6, B7, B8
384 16 24
2R, x4, 1333 MT/s A1, A2, A3, A4, A5, A6, A7, A8, A9,
A10, A11, A12
B1, B2, B3, B4, B5, B6, B7, B8, B9,
B10, B11, B12
32 12
4R, x4, 1333 MT/s A1, A2, A3, A4, A5, A6
B1, B2, B3, B4, B5, B6
512 32 16
4R, x4, 1066 MT/s
4R, x4, 1333 MT/s
A1, A2, A3, A4, A5, A6, A7, A8
B1, B2, B3, B4, B5, B6, B7, B8
768 32 24
LRDIMM, x4, 1333 MT/s A1, A2, A3, A4, A5, A6, A7, A8, A9,
A10, A11, A12
B1, B2, B3, B4, B5, B6, B7, B8, B9,
B10, B11, B12
1536 64 24
LRDIMM, x4, 1333 MT/s A1, A2, A3, A4, A5, A6, A7, A8, A9,
A10, A11, A12
B1, B2, B3, B4, B5, B6, B7, B8, B9,
B10, B11, B12
Removing Memory Modules
WARNING: The memory modules are hot to the touch for some time after the system has been powered down.
Allow time for the memory modules to cool before handling them. Handle the memory modules by the card edges
and avoid touching the components or metallic contacts on the memory module.
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