• When you install eXFlash DIMMs in the server, see “Environment” in the “Server features and
specifications” on page 5 section for the supported environment information for eXFlash DIMMs.
• If you install eXFlash DIMMs on the Red Hat and SLES operating systems, keep in mind that the server
supports only Red Hat Enterprise Linux version 6.5 or later and SUSE Linux Enterprise Server (SLES)
version 11 SP3 or later operating systems. For more information about eXFlash DIMMs, go to
www.ibm.com/support/entry/portal/docdisplay?lndocid=SERV-FLASHDM
.
The following table lists the supported eXFlash DIMMs specifications:
Table 8. eXFlash DDR3 DIMMs specifications
Storage
SDRAM
Equiva-
lent
Capacity
SDRAM
Equiva-
lent
Density
SDRAM
Equiva-
lent
Ranks
SDRAM
Equivalent
Organiza-
tion
Form
factor
Voltage
Type
Bandwidth
(MHz)
200 GB
eXFlash
DIMM
8 GB
4 Gb
1R
1024Mb x 4
DDR3
Low
profile
1.35V
RDIMM
1600 MHz
400 GB
eXFlash
DIMM
8 GB
4 Gb
1R
1024Mb x4
DDR3
Low
profile
1.35V
RDIMM
1600 MHz
When you install eXFlash DIMMs, follow the same installation order for the Independent memory mode with
mirroring disabled as shown in the following table:
Table 9. DIMM population sequence for independent memory mode
DIMM installation order
Independent mode with memory
mirroring disabled
Independent mode with memory
mirroring enabled
1
DIMM connector 9
DIMM connectors 9 and 19
2
DIMM connector 6
DIMM connectors 6 and 16
3
DIMM connector 1
DIMM connectors 1 and 15
4
DIMM connector 10
DIMM connectors 10 and 24
5
DIMM connector 15
DIMM connectors 8 and 20
6
DIMM connector 24
DIMM connectors 5 and 17
7
DIMM connector 19
DIMM connectors 2 and 14
8
DIMM connector 16
DIMM connectors 11 and 23
9
DIMM connector 8
DIMM connectors 7 and 21
10
DIMM connector 5
DIMM connectors 4 and 18
11
DIMM connector 2
DIMM connectors 3 and 13
12
DIMM connector 11
DIMM connectors 12 and 22
13
DIMM connector 14
14
DIMM connector 23
15
DIMM connector 20
16
DIMM connector 17
17
DIMM connector 7
18
DIMM connector 4
.
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