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Two green DDR4 UDIMM sticks without heat spreaders, 288-pin, 64GB kit

NEMIX RAM

NEMIX RAM 64GB (2x32GB) DDR4 3200 CL22 ECC UDIMM kit SuperMicro X12STL-IF

SKU CH-VWM0-ZAPA9

64GB DDR4 3200 ECC UDIMM kit with CL22 latency for SuperMicro X12STL-IF servers

  • Capacity64GB (2 x 32GB)
  • SpeedDDR4 3200 (PC4 25600)
  • ECCYes
  • Buffered/RegisteredUnbuffered
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • Voltage1.20V
  • 64 GB capacity for memory-intensive workloads
  • DDR4 3200 speed with PC4-25600 bandwidth
  • ECC protection detects and corrects data errors
  • 2Rx8 dual-rank organisation increases density per slot
  • 2 V operation reduces power draw

64GB DDR4 ECC UDIMM kit for SuperMicro X12STL-IF

This 64GB kit contains two 32GB DDR4 3200 modules built for the SuperMicro X12STL-IF platform. It targets IT professionals and system builders who need validated ECC memory for mission-critical server or workstation deployments. The modules run at 1.2V with CL22 latency and use a 2Rx8 organisation. No heat spreaders are fitted.

Practical limits of DDR4 3200 ECC unbuffered

The DDR4 3200 standard caps transfer rates at PC4-25600, so bandwidth cannot exceed that ceiling regardless of module quality. Unbuffered ECC topology adds error correction without registered buffering, which helps data integrity but limits maximum capacity per channel compared to registered DIMMs. Mixed-rank populations or exceeding the motherboard's supported rank count per channel will prevent the system from posting.

Installation notes and common pitfalls

The 288-pin UDIMMs install in the same way as standard desktop memory, but the X12STL-IF requires specific slot population rules that are documented in the board manual. Builders who ignore the recommended slot order often see no POST or reduced memory speed. Systems that do not support ECC will not recognise the modules, and mixing these sticks with non-ECC or different-rank DIMMs usually causes instability.

Highlights

  • 64 GB capacity for memory-intensive workloads
  • DDR4 3200 speed with PC4-25600 bandwidth
  • ECC protection detects and corrects data errors
  • 2Rx8 dual-rank organisation increases density per slot
  • 2 V operation reduces power draw

Specifications

BrandNEMIX RAM
SeriesSuperMicro Server/Workstation Compatible Series Memory
ModelSuperMicro DDR4 3200MHZ ECC Unbuffered UDIMM
Part NumberME25600-328K2
Capacity64GB (2 x 32GB)
SpeedDDR4 3200 (PC4 25600)
ECCYes
Buffered/RegisteredUnbuffered
ChipsetMajor OEM Samsung, Micron, Hynix
Voltage1.20V
Compatible SystemSupermicro
CAS LatencyCL22
Heat SpreaderNo
Type288-Pin DDR4 ECC UDIMM
Rank2Rx8
FeaturesDDR4 ECC Unbuffered UDIMM Motherboard Compatible
Package Content64GB (2X32GB) DDR4 3200MHZ PC4-25600 2Rx8 1.2V CL22 288-PIN ECC Unbuffered UDIMM KIT

Questions about this item

Should I pick the 64GB kit or a different capacity for my SuperMicro X12STL-IF?

This kit provides 64GB as two 32GB modules, matching the board's dual-channel architecture for optimal throughput.

What does the DDR4 3200 CL22 rating deliver inside the X12STL-IF?

The modules run at 3200 MT/s with CAS latency 22 at 1.20V, giving the rated PC4-25600 bandwidth when the platform enables the XMP or JEDEC profile.

Is the 288-pin ECC UDIMM interface fully supported by the X12STL-IF memory controller?

Yes, the 288-pin DDR4 ECC unbuffered DIMMs use the standard UDIMM electrical interface that the X12STL-IF memory controller is designed to address.

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