Memory Support - Supermicro SYS-521C-NR User Manual

Memory Support

Note: Check the Supermicro website for recommended memory modules.
Important: Exercise extreme care when installing or removing DIMM modules to prevent
any possible damage.
Memory Support
The X13SEDW-F supports up to 4096GB of ECC RDIMM and RDIMM 3DS DDR5 memory
with speeds of up to 4800MT/s (DDR5-4400MT/s when fully populated) in 16 memory slots.
Refer to the table below for the recommended DIMM population order.
Number of DIMMs
2
4
8
16
Number of DIMMs
0
1
2
4
8
16
Ranks Per DIMM
Type
and Data Width
SRx8 (RC D)
SRx4 (RC C)
SRx4 (RC F) 9x4
RDIMM
DRx8 (RC E)
DRx4 (RC A)
DRx4 (RC B) 9x4
RDIMM 3DS (4R/8R) x4 (RC A)
Chapter 3: Maintenance and Component Installation
1 CPU, 16 DIMM Slots
DIMMA1 / DIMMG1 / DIMMC1 / DIMME1
DIMMA1 / DIMMG1 / DIMMB1 / DIMMH1 / DIMMD1 / DIMMF1 / DIMMC1 /DIMME1
DIMMA1 / DIMMA2 / DIMMB1 / DIMMB2 / DIMMC1 / DIMMC2 / DIMMD1 / DIMMD2 /
DIMME1 / DIMME2 / DIMMF1 / DIMMF2 / DIMMG1 / DIMMG2 / DIMMH1 / DIMMH2
1 HBM CPU, 16 DIMM Slots
DIMMA1 / DIMMG1 / DIMMC1 / DIMME1
DIMMA1 / DIMMG1 / DIMMC1 / DIMME1 / DIMMD1 / DIMMF1 / DIMMB1 / DIMMH1
DIMMA1 / DIMMA2 / DIMMB1 / DIMMB2 / DIMMC1 / DIMMC2 / DIMMD1 / DIMMD2 /
DIMME1 / DIMME2 / DIMMF1 / DIMMF2 / DIMMG1 / DIMMG2 / DIMMH1 / DIMMH2
Compatible and Incompatible DIMM Types in a Channel and a System
DIMM Type
RDIMM Compatible
RDIMM 3DS Incompatible
9x4 RDIMM Incompatible
DDR5 Memory Support
DIMM Capacity
(GB)
16 GB
32 GB
32 GB
32 GB
64 GB
64 GB
2H- 128 GB
4H- 256 GB
38
Memory Population Sequence
DIMMA1 / DIMMG1
Memory Population Sequence
DIMMA1
DIMMA1 / DIMMG1
RDIMM RDIMM 3DS 9x4 RDIMM
Incompatible Incompatible
Compatible Incompatible
Incompatible Compatible
Speed (MT/s); Voltage (V);
DIMM Per Channel (DPC)
1DPC
1.1V
4800 MT/s
4800 MT/s
2DPC
4400 MT/s
4400 MT/s