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DIMM installation sequence

When you install additional DIMMs, install them in the order shown in the following table to optimize system performance.

Figure 1. System board DIMM connectors
System board DIMM connectors
Table 1. Non-mirroring (normal) mode DIMM installation sequence.

Two column table for documenting number of installed microprocessors and DIMM connector population sequence.

Number of installed microprocessorsDIMM connector population sequence
18, 6, 1, 3, 7, 5, 2, 4
28, 16, 6, 14, 1, 9, 3, 11, 7, 15, 5, 13, 2, 10, 4, 12
The following tables lists the DIMM connectors on each memory channel.
Table 2. DIMM connectors on each memory channel.

Three column table for documenting memory channel and DIMM connectors for the microprocessor 1.

Number of installed microprocessorsMemory channelDIMM connectors
Microprocessor 1Channel 17, 8
Channel 25, 6
Channel 31, 2
Channel 43, 4
The following table lists the DIMM connectors on each memory channel.
Table 3. DIMM connectors on each memory channel.

Three column table for documenting memory channel and DIMM connectors for the microprocessor 2.

Number of installed microprocessorsMemory channelDIMM connectors
Microprocessor 2Channel 115, 16
Channel 213, 14
Channel 39, 10
Channel 411, 12