System
capacity
(in GB)
DIMM
size (in
GB)
Number
of DIMMs
DIMM rank, organization, and
frequency
DIMM slot population
2R, x4, 2400 MT/s
2R, x8, 2400 MT/s
192
8
24
2R, x8, 1866 MT/s
2R, x8, 2400 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, 2133 MT/s,
2R, x4, 1866 MT/s
2R, x4, 2400 MT/s
A1, A2, A3, A4, A5, A6, B1, B2, B3,
B4, B5, B6
256
16
16
2R, x4, 2133 MT/s,
2R, x4, 1866 MT/s,
2R, x4, 2400 MT/s,
A1, A2, A3, A4, A5, A6, A7, A8, B1,
B2, B3, B4, B5, B6, B7, B8
384
16
24
2R, x4, 1866 MT/s,
2R, x4, 2400 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
2R, x4, 2133 MT/s
2R, x4, 2400 MT/s
A1, A2, A3, A4, A5, A6, B1, B2, B3,
B4, B5, B6
512
32
16
4R, x4, 2133 MT/s
4R, x4, 2400 MT/s
A1, A2, A3, A4, A5, A6, A7, A8, B1,
B2, B3, B4, B5, B6, B7, B8
768
32
24
2R, x4, 1866 MT/s
2R, x4, 2400 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 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.
Removing memory modules
Prerequisites
CAUTION: Many repairs may only be done by a certified service technician. You should only
perform troubleshooting and simple repairs as authorized in your product documentation, or as
directed by the online or telephone service and support team. Damage due to servicing that is
not authorized by Dell is not covered by your warranty. Read and follow the safety instructions
that are shipped with your product.
1.
Follow the safety guidelines listed in the Safety instructions section.
2.
Follow the procedure listed in the Before working inside your system section.
3.
Remove the cooling shroud.
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