Microprocessor
1
Microprocessor
3
Microprocessor
4
DIMMs
1
6
DIMMs
25
30
DIMMs
7
18
DIMMs
19
24
DIMMs
43
48
DIMMs
31
42
I/O expansion 1
Fabric 1
(some models only)
I/O expansion 2
I/O expansion 3
Fabric 2
(some models only)
Internal USBs
I/O expansion 4
ETA adapter
Microprocessor
2
CMOS
battery
Lightpath
diagnostic
panel
SAS backplane 2
SAS backplane 1
The following tables list the expected memory bus speeds based on the type of
DIMM installed and the voltage that the DIMM is running.
Table 8. Memory Speeds and Configurations – Max Performance
DIMM by
rank, type,
technology
FRU
number
DIMM
capacity Speed (MHz) and Voltage Supported by DPC
1 DPC 2 DPC 3 DPC
1.35V 1.50V 1.35V 1.50V 1.35V 1.50V
SR x4
RDIMM –
2Gb (1333
MHz)
49Y1424 4 GB 1333 1333 1066
DR x8
RDIMM –
2Gb (1333
MHz)
49Y1425 4 GB 1333 1333 1066
SR x4
RDIMM –
2Gb (1600
MHz)
49Y1561 4 GB N/A 1600 N/A 1600 N/A 1066
DR x4
RDIMM –
2Gb (1333
MHz)
49Y1415 8 GB 1333 1333 1066
DR x4
RDIMM –
2Gb (1600
MHz)
49Y1415 8 GB N/A 1600 N/A 1600 N/A 1066
504 IBM Flex System x440 Compute Node Types 7917 and 2584: Installation and Service Guide