Supermicro SuperServer SYS-240P-TNRT User Manual page 41

Memory Population Sequence: Half Memory Configuration
4 CPUs & 16 DIMMs
(4 DIMMs per CPU)
CPU1 + 4 DIMMs
CPU2 + 4 DIMMs
CPU3 + 4 DIMMs
CPU4 + 4 DIMMs
C1 C2
CPU1
1 DIMM
2 DIMMs*
3 DIMMs* X
4 DIMMs
5 DIMMs* X
6 DIMMs X
7 DIMMs*
8 DIMMs*
9 DIMMs* X X
10 DIMMs*
X
11 DIMMs* X X
12 DIMMs X X
*Unbalanced configuration (reduces performance and is not recommended).
"Incorrect Memory DIMM Population" message will appear during POST.
•
BIOS/OS will only show the total of the workable memory size, which may not total up
to the amount that is physically in the system.
Chapter 3: Maintenance and Component Installation
(4 CPUs & 16 DIMMs Installed)
Memory Population Sequence
CPU1:
P1-DIMMB1/P1-DIMMA1/P1-DIMMD1/P1-DIMME1
CPU2:
P2-DIMMB1/P2-DIMMA1/P2-DIMMD1/P2-DIMME1
CPU3:
P3-DIMMB1/P3-DIMMA1/P3-DIMMD1/P3-DIMME1
CPU4:
P4-DIMMB1/P4-DIMMA1/P4-DIMMD1/P4-DIMME1
DIMM Population Order per CPU
B1 B2 A1 A2
X
X
X X
X X
X X
X X
X X X X
X X X X
X X X X
X X X X
X X X X
X X X X
41
D2 D1 E2 E1
X
X X
X X
X X
X X
X X X X
X X
X X X X
X X X X
X X X X
F2 F1
X
X
X
X
X
X X