Dell M620 owner manual System Capacity Dimm Size Number Organization, DIMMs Speed

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	Organization and	DIMM Slot Population
(in GB)	GB)	DIMMs	Speed

2	2	1
4	2	2
8	2	4
12	2	6
16	2	8
16	4	4
24	2	12
24	4	6
48	4	12
48	8	6
96	8	12
96	16	6
128	16	8
144	16 and 8	10

1R x8, 1333 MT/s

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

1R x8, 1333 MT/s

1R x8, 1600 MT/s

1R x8, 1333 MT/s

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

2R x8, 1333 MT/s

2R x4, 1333 MT/s

2R x4, 1600 MT/s

2R x4, 1333 MT/s

2R x4, 1333 MT/s

2R x4, 1600 MT/s

2R x4, 1333 MT/s

2R x4, 1600 MT/s

2R x4, 1333 MT/s

A1

A1, A3

A1, A2, A3, A4

A1, A2, A3, A4, A5, A6

A1, A2, A3, A4, A5, A6, A7, A8

A1, A2, A3, A4

A1, A2, A3, A4, A5, A6, A7, A8, A9, A10, A11, A12

A1, A2, A3, A4, A5, A6

A1, A2, A3, A4, A5, A6, A7, A8, A9, A10, A11, A12

A1, A2, A3, A4, A5, A6

A1, A2, A3, A4, A5, A6, A7, A8, A9, A10, A11, A12

A1, A2, A3, A4, A5, A6

A1, A2, A3, A4, A5, A6, A7, A8

A1, A2, A3, A4, A5, A6, A7, A8, A9, A11

256	32	8	4R x4, 1333 MT/s
384	32	12	4R x4, 1333 MT/s
			(LRDIMMs only)

NOTE: 16 GB DIMMs must be installed in the slots numbered A1, A2, A3, A4, A5, A6, A7, and A8 and 8 GB DIMMs must be installed in slots A9 and A11.

A1, A2, A3, A4, A5, A6, A7, A8

A1, A2, A3, A4, A5, A6, A7, A8, A9, A10, A11, A12

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