Lenovo System x3850 X6 Quick Start Manual page 10

Installation Population sequence
8th 15 & 16
... 18 - 24
Table 5 shows the memory population order for both Independent (Performance) mode and
Lockstep (RAS) mode.
Table 5 Memory population order for both Independent (Performance) mode and Lockstep (RAS)
DIMM installation order
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
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Lenovo System x3850 X6 and x3950 X6 Quick Start Guide
Controller location
Repeat order, move to Slot1
Repeat order, move to Slot2
DIMM slots
Performance mode Performance + mirroring
DIMM 9 DIMM 9, 19
DIMM 6 DIMM 6, 16
DIMM 1 DIMM 1, 15
DIMM 10 DIMM 10, 24
DIMM 15 DIMM 8, 20
DIMM 24 DIMM 5, 17
DIMM 19 DIMM 2, 14
DIMM 16 DIMM 11, 23
DIMM 8 DIMM 7, 21
DIMM 5 DIMM 4, 18
DIMM 2 DIMM 3, 13
DIMM 11 DIMM 12, 22
DIMM 14 Not applicable
DIMM 23 ....
DIMM 20
DIMM 17
DIMM 7
DIMM 4
DIMM 3
DIMM 12
DIMM 13
DIMM 22
DIMM 21
DIMM 18
Physical location
Front & back
Front & back
RAS mode RAS + mirroring
DIMM 9, 15 DIMM 1, 9, 15, 19
DIMM 6, 24 DIMM 6, 10, 16, 24
DIMM 1, 19 DIMM 2, 8, 14, 20
DIMM 10, 16 DIMM 5, 11, 17, 23
DIMM 8, 14 DIMM 3, 7, 13, 21
DIMM 5, 23 DIMM 4, 12, 18, 22
DIMM 2, 20 Not applicable
DIMM 11, 17 ....
DIMM 7, 13
DIMM 4, 22
DIMM 3, 21
DIMM 12, 18
Not applicable
....