Datasheet

IBM Flex System x220 Compute Node 12
The following table lists the memory options available for the x220 server. DIMMs can be installed one at
a time, but for performance reasons, install them in sets of three (one for each of the three memory
channels).
Table 5. Memory options for the x220
Part
number
Feature
code
Description Models
where used
Registered DIMMs (RDIMMs) - 1333 MHz and 1066 MHz
49Y1406 8941 4 GB (1x 4 GB, 1Rx4, 1.35 V) PC3L-10600 CL9 ECC DDR3 1333
MHz LP RDIMM
J2x, L2x
49Y1407 8942 4 GB (1x 4 GB, 2Rx8, 1.35 V) PC3L-10600 CL9ECC DDR3
1333 MHz LP RDIMM
C2x, D2x, F2x, G2x,
G4x, H2x
49Y1397 8923 8 GB (1x 8 GB, 2Rx4, 1.35 V) PC3L-10600 CL9 ECC DDR3 1333
MHz LP RDIMM
-
49Y1563 A1QT 16 GB (1x16GB, 2Rx4, 1.35V) PC3L-10600 CL9 ECC DDR3
1333MHz LP RDIMM
-
49Y1400 8939 16 GB (1x 16 GB, 4Rx4, 1.35 V) PC3L-8500 CL7 ECC DDR3
1066 MHz LP RDIMM
-
Registered DIMMs (RDIMMs) - 1600 MHz
49Y1559 A28Z 4 GB (1x4GB, 1Rx4, 1.5V) PC3-12800 CL11 ECC DDR3
1600MHz LP RDIMM
-
90Y3178 A24L 4 GB (1x4GB, 2Rx8, 1.5V) PC3-12800 CL11 ECC DDR3
1600MHz LP RDIMM
-
90Y3109 A292 8 GB (1x 8 GB, 2Rx4, 1.5 V) PC3-12800 CL11 ECC DDR3 1600
MHz LP RDIMM
-
00D4968 A2U5 16 GB (1x16GB, 2Rx4, 1.5V) PC3-12800 CL11 ECC DDR3
1600MHz LP RDIMM
-
Unbuffered DIMMs (UDIMMs)
49Y1403 A0QS 2 GB (1x 2 GB, 1Rx8, 1.35 V) PC3L-10600 ECC DDR3 1333
MHz LP UDIMM
A2x, B2x
49Y1404 8648 4 GB (1x 4 GB, 2Rx8, 1.35 V) PC3L-10600 CL9 ECC DDR3 1333
MHz LP UDIMM
-
Load-reduced DIMMs (LRDIMMs)
90Y3105 A291 32GB (1x32GB, 4Rx4, 1.35V) PC3L-10600 CL9 ECC DDR3
1333MHz LP LRDIMM
-