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Cisco UCS C22 Server Installation and Service Guide
OL-26646-01
Chapter 3 Maintaining the Server
Installing or Replacing Server Components
Memory Performance Guidelines and Population Rules
This section describes the type of memory that the server requires and its effect on performance. The
section includes the following topics:
• DIMM Slot Numbering, page 3-20
• DIMM Population Rules, page 3-21
• Memory Mirroring, page 3-22
DIMM Slot Numbering
Figure 3-12 shows the numbering of the DIMM slots.
Figure 3-12 DIMM Slots and CPUs
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A1
A2
B1
B2
C1
C2
D1
D2
E1
E2
F1
F2
Front of Server
CPU1
CPU2