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Green DDR4 RDIMM module with gold contacts and black chips

NEMIX RAM

NEMIX RAM 16GB DDR4 3200 ECC RDIMM 2Rx8 CL22 Supermicro H11SSW-iN EPYC

SKU CH-C4FS-MNB57

A 16 GB DDR4 3200 ECC registered DIMM built for Supermicro H11SSW-iN EPYC motherboards

  • Total capacity16 GB
  • Rated speedDDR4 3200 (PC4 25600)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL22
  • Buffer typeRegistered
  • Rated voltage1.2 V
  • 16 GB DDR4 3200 ECC RDIMM for Supermicro EPYC servers
  • Registered 2Rx8 design with CL22 latency for stable throughput
  • 2 V operation reduces power draw in dense deployments
  • 288-pin DDR4 form factor fits H11SSW-iN motherboard slots
  • Samsung Micron Hynix chips tested under load for reliability

Server memory upgrade

This 16GB DDR4 3200 ECC RDIMM is built for the Supermicro H11SSW-iN motherboard and AMD EPYC platforms. It delivers registered, error-correcting memory for workloads that require data integrity and stable operation.

Thermals and power

The module runs at 1.2V without a heat spreader, relying on server chassis airflow for cooling. Registered buffering reduces electrical load on the memory controller, helping keep system power draw predictable under sustained use.

Upgrade context

It replaces non-ECC or lower-capacity RDIMMs in compatible Supermicro systems where registered memory is mandatory. The jump is worth it when adding ECC protection or moving to 16GB per slot for denser virtualization or database configurations.

How it compares

Measured against everything we stock in Model-Specific Memory Upgrades, at today’s prices. Recalculated every night.

Price $114.99
Cheaper than about 66% of the 21,161 comparable items (median $397.99).
Total capacity 16 GB
Lower than about 70% of the 20,941 comparable items (median 32 GB).
Price per GB $7.19 per GB
Cheaper than about 56% of the 20,941 comparable items (median $8.19 per GB).

New to this? Buying memory and SSDs with crypto — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Brand nameNEMIX RAM
Product lineSuperMicro Server/Workstation Compatible Series Memory
Model nameSuperMicro DDR4 3200 MHz ECC RDIMM Registered Server Memory
Part numberMR25600-628K1
Total capacity16 GB
Product type288-Pin DDR4 RDIMM
Performance
Rated speedDDR4 3200 (PC4 25600)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL22
ECC supportYes
Buffer typeRegistered
Heat spreaderNo
Memory rank2Rx8
Power
Rated voltage1.2 V
Compatibility
Compatible systemsSupermicro
In the box
Included items16 GB (1 × 16 GB) DDR4 3200 MHz PC4-25600 2Rx8 1.2 V CL22 288-PIN ECC RDIMM Registered Server Memory

Questions about this item

How do I install this 288-pin DDR4 RDIMM in my Supermicro H11SSW-iN and what step is often missed?

Power off the server, open the chassis, align the notch on the 288-pin module with the slot key, press firmly until both locking tabs click, then verify in BIOS that the 16 GB module runs at 3200 MT/s with ECC active.

What maintenance or replacement will this 16 GB ECC RDIMM need over its service life?

No scheduled maintenance is required; the module has no heat spreader and operates at 1.20 V, so only replace it if memory diagnostics report uncorrectable errors or capacity must be increased.

What limit appears first when this CL22 2Rx8 module runs sustained workloads on an EPYC platform?

The CAS latency of 22 cycles at 3200 MT/s sets the baseline response time; under continuous load the registered buffer and dual-rank organisation keep signal integrity stable, so latency remains the primary constraint.

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