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Four green DDR4 UDIMM modules without heat spreaders

NEMIX RAM

NEMIX RAM 32GB (4x8GB) DDR4 3200 CL22 ECC UDIMM memory upgrade

SKU CH-AFRY-D8GB2

32 GB kit of four 8 GB DDR4 3200 CL22 ECC UDIMM modules at 1.2 V for Supermicro systems

  • Total capacity32 GB (4 × 8 GB)
  • Rated speedDDR4 3200 (PC4 25600)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL22
  • Buffer typeUnbuffered
  • Rated voltage1.2 V
  • 32 GB total capacity across four 8 GB modules
  • DDR4 3200 speed rated at PC4 25600 bandwidth
  • ECC unbuffered design detects and corrects single-bit errors
  • 2 V operation at CL22 latency with 1Rx8 organisation
  • 288-pin UDIMM form factor validated for Supermicro systems

32GB DDR4 ECC UDIMM Kit

This 32GB kit contains four 8GB DDR4 3200 modules with ECC error correction and a CL22 latency. It is built for Supermicro motherboards that accept unbuffered 288-pin UDIMMs. System administrators and workstation owners use it to add reliable capacity to compatible servers or workstations.

Standard Voltage and Passive Cooling

Each module runs at the standard 1.20V DDR4 voltage and has no heat spreader, relying on chassis airflow for cooling. Power draw stays within normal DDR4 limits for 8GB single-rank chips. Acoustic output is silent because there are no active cooling components on the modules.

Replaces Non-ECC or Lower-Capacity Kits

The upgrade suits builders moving from non-ECC memory or from smaller ECC kits that limit multitasking and data integrity. The jump is worth it when the motherboard supports ECC UDIMMs and the workload demands error correction with 32GB total capacity.

How it compares

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

Price $283.99
Cheaper than about 55% of the 21,161 comparable items (median $397.99).
Total capacity 32 GB (4 × 8 GB)
Typical for this category: the median of 20,941 items is 32 GB.
Price per GB $8.87 per GB
Typical for this category: the median of 20,941 items is $8.19 per GB.

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Specifications

Product
Brand nameNEMIX RAM
Product lineSuperMicro Server/Workstation Compatible Series Memory
Model nameSuperMicro DDR4 3200 MHz ECC Unbuffered UDIMM
Part numberME25600-818K4
Total capacity32 GB (4 × 8 GB)
Product type288-Pin DDR4 ECC UDIMM
Performance
Rated speedDDR4 3200 (PC4 25600)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL22
ECC supportYes
Buffer typeUnbuffered
Heat spreaderNo
Memory rank1Rx8
Power
Rated voltage1.2 V
Compatibility
Compatible systemsSupermicro
In the box
Included items32 GB (4 × 8 GB) DDR4 3200 MHz PC4-25600 1Rx8 1.2 V CL22 288-PIN ECC Unbuffered UDIMM KIT

Questions about this item

How do I install the 288-pin DDR4 UDIMM modules in my SuperMicro R12SPD-A motherboard?

Align the notch on each module with the slot key, press down firmly until the retention clips click shut, and populate all four slots for 32GB total capacity.

Will the Samsung, Micron or Hynix chips on these ECC UDIMMs need replacement or firmware updates over time?

The memory chips are validated under load and carry a lifetime replacement warranty; no firmware updates or scheduled chip replacements are required.

At what point does the CL22 latency limit sustained throughput on this DDR4 3200 kit?

CL22 sets the minimum cycle delay for every data request, so under continuous heavy workloads the CAS latency becomes the first timing bottleneck.

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