Owners Manual

Table 9. 4 socket DCPMM configurations
N
o
. of CPUs in the Server
DCPMM
Population
DRAM
Population
DRAM
Capaci
ty
(GB)
DCPM
M
Capaci
ty
(GB)
Operat
ing
system
Memor
y in
Memor
y Mode
(GB)
Total
Memor
y (GB)
Total
Memor
y per
CPU
(GB)
Ratio
DRAM
to
Optane
Memor
y
Requir
es an
M or L
CPU
Suppor
ted in
App
Direct
Mode
Suppor
ted in
Memor
y Mode
4128 GB x 16 16 GB x 24 384 2,048 2,048 2,432 608 1 : 5.3 No Yes Yes
4128 GB x 24 16 GB x 24 384 3,072 3,072 3,456 864 1 : 8 No Yes Yes
4128 GB x 16 32 GB x 24 768 2,048 N/A 2,816 704 1 : 2.7 No Yes No
4128 GB x 24 32 GB x 24 768 3,072 3,072 3,840 960 1 : 4 No Yes Yes
4128 GB x 24 64 GB x 24 1,536 3,072 N/A 4,608 1,152 1 : 2 L SKU Yes No
4128 GB x 24 128 GB x 24 3,072 3,072 N/A 6,144 1,536 1 : 1 L SKU Yes No
4512 GB x 16 32 GB x 24 768 8,192 8,192 8,960 2,240 1 : 10.7 L SKU Yes Yes
4512 GB x 24 32 GB x 24 768 12,288 12,288 13,056 3,264 1 : 16 L SKU Yes Yes
4512 GB x 16 64 GB x 24 1,536 8,192 8,192 9,728 2,432 1 : 5.3 L SKU Yes Yes
4512 GB x 24 64 GB x 24 1,536 12,288 12,288 13,824 3,456 1 : 8 L SKU Yes Yes
4512 GB x 24 128 GB x 24 3,072 12,288 12,288 15,360 3,840 1 : 4 L SKU Yes Yes
4256 GB x 16 16 GB x 24 384 4,096 4,096 4,480 1,120 1 : 10.7 L SKU Yes Yes
4256 GB x 24 16 GB x 24 384 6,144 6,144 6,528 1,632 1 : 16 L SKU Yes Yes
4256 GB x 16 32 GB x 24 768 4,096 4,096 4,864 1,216 1 : 5.3 L SKU Yes Yes
4256 GB x 24 32 GB x 24 768 6,144 6,144 6,912 1,728 1 : 8 L SKU Yes Yes
4256 GB x 16 64 GB x 24 1,536 4,096 N/A 5,632 1,408 1 : 2.7 L SKU Yes No
4256 GB x 24 64 GB x 24 1,536 6,144 6,144 7,680 1,920 1 : 4 L SKU Yes Yes
4256 GB x 24 128 GB x 24 3,072 6,144 N/A 9,216 2,304 1 : 2 L SKU Yes No
NOTE:
DCPMM is supported on systems with 1600W and 2400 W PSU configuration.
Max ambient Temperature is 25C.
Max DCPMM TDP is 15 W.
DCPMM supports up to 4 NVMe hard drive (2.5-inches x 32 backplane).
DCPMM does not support GPU configuration.
Two CPU configurations with 2.5-inches x 32 backplane, does not support 205 W/200 W and 6244/6246/6240Y CPU.
Mode-specific guidelines
The configurations allowed depend on the memory mode selected in the System BIOS.
Table 10. Memory operating modes
Memory Operating Mode Description
Optimizer Mode The Optimizer Mode if enabled, the DRAM controllers operate independently in the
64-bit mode and provide optimized memory performance.
NOTE: DCPMM supports only Optimizer mode.
76 Installing and removing system components