Cisco UCS C22 M3 Spec Sheet page 15

Approved Configurations
(1) 1-CPU configuration without memory mirroring:
Select from 1 to 6 DIMMs. Refer to
■
information.
(2) 1-CPU configuration with memory mirroring:
Select either 2 or 4 DIMMs. The DIMMs will be placed by the factory as shown in the following
■
table:
Number of
DIMMs
2
4
Select the memory mirroring option (N01-MMIRROR) as shown in
■
(1) 2-CPU configuration without memory mirroring:
Select from 1 to 6 DIMMs per CPU (2 to 12 DIMMs total). Refer to
■
page 51, for more detailed information.
(2) 2-CPU configuration with memory mirroring:
Select 2 or 4 DIMMs per CPU (4 or 8 DIMMs total). The DIMMs will be placed by the factory as
■
shown in the following table:
Number of
DIMMs per
CPU
2
4
Select the memory mirroring option (N01-MMIRROR) as shown in
■
Cisco UCS C22 M3 High-Density SFF Rack-Mount Server
(Channel A is not used with memory mirroring)
CPU 1: 1 DIMM in Channel B, 1 DIMM in Channel C
CPU 1: 2 DIMMs in Channel B, 2 DIMMs in Channel C
(Channels A and D are not used with memory mirroring)
CPU 1:
1 DIMM in Channel B
1 DIMM in Channel C
CPU 1:
2 DIMMs in Channel B
2 DIMMs in Channel C
NOTE: System performance is optimized when the DIMM type and quantity are equal
for both CPUs.
Memory Population Rules, page
DIMM Placement in Channels
DIMM Placement
CPU 2:
1 DIMM in Channel E
1 DIMM in channel F
CPU 2:
2 DIMMs in Channel E
2 DIMMs in Channel F
CONFIGURING the SERVER
51, for more detailed
Table 4 on page 14.
Memory Population Rules,
Table 4 on page 14.
15