IBM Power System E850C Technical Overview And Introduction page 48

Table 2-5 shows the recommended plugging order for CDIMMs in a Power E850C server with
three processor modules installed to ensure optimal performance and CDIMM size flexibility.
Each number represents two matching capacity CDIMMs in two adjacent CDIMM slots.
Table 2-5 Memory plugging order for Power E850C with three processor modules
Processor Module 0
Memory Controller 1
C16 C17
1
Processor Module 0
Memory Controller 1
C32 C33
3
Table 2-5 shows the following pairs:
First CDIMM pair is identical and plugged into P2-C16 and P2-C17
Second CDIMM pair is identical and plugged into P2-C24 and P2-C25
Third CDIMM pair is identical and plugged into P2-C32 and P2-C33
Fourth CDIMM pair is identical and plugged into P2-C12 and P2-C13
Fifth CDIMM pair is identical and plugged into P2-C20 and P2-C21
Sixth CDIMM pair is identical and plugged into P2-C28 and P2-C29
Seventh CDIMM pair is identical and plugged into P2-C14 and P2-C15
Eighth CDIMM pair is identical and plugged into P2-C22 and P2-C23
Ninth CDIMM pair is identical and plugged into P2-C30 and P2-C31
Tenth CDIMM pair is identical and plugged into P2-C10 and P2-C11
Eleventh CDIMM pair is identical and plugged into P2-C18 and P2-C19
Twelfth CDIMM pair is identical and plugged into P2-C26 and P2-C27
Table 2-6 shows the recommended plugging order for CDIMMs in a Power E850C server with
four processor modules installed to ensure optimal performance and CDIMM size flexibility.
Each number represents two matching capacity CDIMMs in two adjacent CDIMM slots.
Table 2-6 Memory plugging order for Power E850C with four processor modules
Processor Module 0
Memory Controller 1
C16 C17
1
Processor Module 0
Memory Controller 1
C32 C33
3
34
IBM Power System E850C: Technical Overview and Introduction
Memory Controller 0
C14 C15 C12 C13 C10 C11
7 4 10
Memory Controller 0
C30 C31 C28 C29 C26 C27
9 6 12
Memory Controller 0
C14 C15 C12 C13 C10 C11
9 5 13
Memory Controller 0
C30 C31 C28 C29 C26 C27
11 7 15
Processor Module 1
Memory Controller 1 Memory Controller 0
C24 C25 C22 C23 C20 C21
2 8 5
Processor Module 1
Memory Controller 1 Memory Controller 0
C24 C25 C22 C23 C20 C21
2 10 6
Processor Module 1
Memory Controller 1 Memory Controller 0
C40 C41 C38 C39 C36 C37
4 12 8
C18 C19
11
C18 C19
14
C34 C35
16