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Green circuit board with black memory chips and gold edge connectors

NEMIX RAM

NEMIX RAM 32GB 1Rx32 DDR4 3200 ECC RDIMM Supermicro H12DST-B EPYC memory upgrade

SKU CH-KQCC-8Z3S3

32 GB DDR4 3200 ECC registered DIMM validated for Supermicro H12DST-B EPYC servers

  • Total capacity32 GB
  • Rated speedDDR4 3200 (PC4 25600)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL22
  • Buffer typeRegistered
  • Rated voltage1.2 V
  • ECC protection prevents data corruption in critical workloads
  • 3200 MHz DDR4 speed delivers high throughput for demanding applications
  • Registered design reduces electrical load for stable multi-module configurations
  • 32 GB capacity expands memory headroom for virtualization and databases
  • 2 V operation lowers power draw per module

Supermicro H12DST-B EPYC memory upgrade

This 32 GB DDR4 3200 RDIMM is built for the Supermicro H12DST-B motherboard and AMD EPYC platforms. It delivers registered ECC operation at 1.2 V with CL22 latency for stable server and workstation workloads.

Who this suits, who should look elsewhere

The module fits administrators upgrading or populating H12DST-B systems that require registered ECC DDR4 memory. It is not suitable for builds needing unbuffered UDIMMs, non-ECC memory, or a different DDR generation.

Capacity and headroom: what it handles.

A single 32 GB rank adds substantial capacity for virtualization, databases, and compute tasks on compatible Supermicro boards. The 2Rx4 organization and 3200 MT/s speed provide headroom for multi-threaded server loads, while the registered design limits use to platforms that support RDIMMs.

How it compares

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

Price $305.99
Typical for this category: the median of 21,161 items is $397.99.
Total capacity 32 GB
Typical for this category: the median of 20,941 items is 32 GB.
Price per GB $9.56 per GB
Typical for this category: the median of 20,941 items is $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 numberMR25600-324K1
Total capacity32 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 rank2Rx4
Power
Rated voltage1.2 V
Compatibility
Compatible systemsSupermicro
In the box
Included items32 GB (1 × 32 GB) DDR4 3200 MHz PC4-25600 2Rx4 1.2 V CL22 288-PIN ECC RDIMM Registered Server Memory

Questions about this item

Does this 288-pin DDR4 RDIMM need a Supermicro H12DST-B motherboard with EPYC processor support to work?

Yes, the module is validated for the Supermicro H12DST-B platform and requires an AMD EPYC processor that supports DDR4 3200 registered ECC memory.

Will this CL22 3200 MHz module run with older DDR4 sticks I keep installed?

Mixing ranks or speeds forces all DIMMs to run at the lowest common speed and loosest timings; the system will default to the slowest installed module.

How can I confirm the 32 GB 2Rx4 module is detected at 3200 MT/s after installation?

Enter BIOS or use a tool like dmidecode to verify the module shows 3200 MT/s, CL22, 1.20 V, ECC active and 32 GB capacity.

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