Install The 2.5-Inch-Drive Backplane - Lenovo ThinkSystem SR650 Series Setup Manual

Mixed Memory Mode with two processors
Table 28. Mixed Memory Mode with two processors
D1–D4: Refer to Four categories of DIMM table.
P: Only Data Center Persistent Memory Module (DCPMM) can be installed on the corresponding DIMM slots.
Configuration
24 23 22 21 20 19
4 DCPMMs and P D-
8 DIMMs
4 DCPMMs and D4 D-
12 DIMMs
D4 D-
8 DCPMMs and
12 DIMMs
12 DCPMMs D4 P D-
and 12 DIMMs
Table 29. Supported DCPMM capacity in Mixed Memory Mode with two processors
Total Total
DCPMMs DIMMs
4 8
4 12
8 12
12 12
Notes:
1. Supported DIMM capacity is 16 GB.
2. Supported DIMM capacity is up to 32 GB.
3. Supported DIMM capacity is up to 64 GB.

Install the 2.5-inch-drive backplane

Use this information to install the 2.5-inch-drive backplane. This topic applies only to server models that
support 2.5-inch-drive backplanes.
Processor 2
18 17 16 15 14 13
D4 D4
4
D4 P P D4
4
P D4 P P D4 P D4
4
P D4 P P D4 P D4 P
4
Processor Family
128 GB DCPMM
L
M
Other
L
M
Other
L
M
Other
L
M
Other
12 11 10 9
D4 P P D4
D4 D4 D4 D4
D4 D4 D4 P
D4 D4 P D4 P
256 GB DCPMM
√ 1
1
√
1
√
√ 1
√ 1
√ 1
Processor 1
8 7 6 5 4
D4 D4 D4
D4 P P D4 D4
D4 P P D4 P D4
D4 P P D4 P D4 P D4
512 GB DCPMM
√ 1 √
1
√ √
1
√
1
√ √
√ 1 √
√ 1
√ 2 √
2
√
√ 2 √
√ 2
.
Chapter 3 Server hardware setup
3 2 1
P
D4
D4
2
2
2
2
3
3
153