Chapter 3: Maintenance and Component Installation
38
NVME4 NVME3
F F
NVME8 NVME7
AN
ANAN AN
NVME10 NVME9
JPW2
JPW1
F
FF F
P
A A
P
P
P
P B
B
3.4 Memory
Memory Support
The X12DPU-6 motherboard has 32 DIMM slots. It supports up to
•
8TB (DDR4 only): 3DS Load Reduced DIMM (3DS LRDIMM), 3DS Registered DIMM (3DS
RDIMM), or Non-Volatile DIMMs (NV-DIMM) ECC memory with speeds of up to 3200 MHz.
•
12TB (PMem + DDR4): 8TB of Intel Optane PMem 200 series (on Platinum, Gold and
selected Silver processors only) plus 4TB of DDR4.
DDR4 Memory Support for 83xx/63xx/53xx/43xx Processors
Type
Ranks Per
DIMM and
Data Width
DIMM Capacity (GB)
Speed (MT/s) and Voltage
DRAM Density
One DIMM
per Channel
Two DIMMs
per Channel
8Gb
16Gb
1.2V
1.2V
RDIMM
SRx8
8GB
16GB
3200*
3200*
SRx4
16GB
32GB
DRx8
16GB
32GB
DRx4
32GB
64GB
RDIMM 3Ds
(4R/8R) x4
2H-64GB
4H-128GB
2H-128GB
4H-256GB
LRDIMM
QRx4
64GB
128GB
LRDIMM 3Ds
(4R/8R) x4
4H-128GB
2H-128GB
4H-256GB
*Only the 83xx and 63xx series support 3200MT/s; for other processors, memory speed as supported by the CPU.
Figure 3-2. Memory Slots
CPU2
P2
-D
IM
MB
1
P2
-D
IM
MB
2
P2
-D
IM
MA
1
P2
-D
IM
MA
2
P2
-D
IM
MD
1
P2
-D
IM
MD
2
P2
-D
IM
MC
1
P2
-D
IM
MC
2
P2
-D
IM
MG
2
P2
-D
IM
MG
1
P2
-D
IM
MH
2
P2
-D
IM
MH
1
P2
-D
IM
ME
2
P2
-D
IM
ME
1
P2
-D
IM
MF2
P2
-D
IM
MF1
P1
-D
IM
MB
1
P1
-D
IM
MB
2
P1
-D
IM
MA
1
P1
-D
IM
MA
2
P1
-D
IM
MD
1
P1
-D
IM
MD
2
P1
-D
IM
MC
1
P1
-D
IM
MC
2
P1
-D
IM
MG
2
P1
-D
IM
MG
1
P1
-DI
MM
H2
P1
-D
IM
MH
1
P1
-D
IM
ME
2
P1
-D
IM
ME
1
P1
-D
IM
MF
2
P1
-D
IM
MF
1
P
J