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A single green 288-pin DDR4 RDIMM module with black memory chips and a silver label

A-Tech

A-Tech Supermicro Certified 32GB DDR4 2666MHz ECC Registered RDIMM 2Rx4 288-Pin Server Memory

SKU CH-3KS9-GC03K

32 GB DDR4 2666 MHz ECC registered RDIMM, 2Rx4 dual-rank with Micron chips, certified for Supermicro servers

  • Capacity32GB
  • SpeedDDR4 2666 (PC4 21300)
  • CAS LatencyCL19
  • Voltage1.20V
  • ECCYes
  • Buffered/RegisteredRegistered
  • Supermicro certified for guaranteed server compatibility
  • 32GB capacity handles demanding multi-threaded workloads
  • DDR4 2666MHz speed with CL19 latency
  • ECC registered design prevents data corruption
  • Micron chipset ensures reliable 1.20V operation

Supermicro Certified DDR4 RDIMM

This 32 GB DDR4 2666 MHz module is built for servers that require ECC registered memory. It carries Supermicro certification and uses Micron chips tested for dependable operation in multi-socket platforms. The RDIMM form factor fits standard 288-pin DDR4 slots.

Who this suits and who should look elsewhere

It suits administrators upgrading or populating Supermicro systems that specify PC4-21300 registered ECC DIMMs. Builders needing unbuffered UDIMM memory, faster speeds, or higher capacities per module should look elsewhere.

Registered ECC with CL19 timing

The module operates at 1.20 V with CAS latency 19 and a 2Rx4 organisation. This registered ECC specification is the single factor that determines whether the DIMM will be accepted by the target server platform.

Highlights

  • Supermicro certified for guaranteed server compatibility
  • 32GB capacity handles demanding multi-threaded workloads
  • DDR4 2666MHz speed with CL19 latency
  • ECC registered design prevents data corruption
  • Micron chipset ensures reliable 1.20V operation

Specifications

BrandSuperMicro
SeriesSupermicro Certified
ModelMEM-DR432L-CL01-ER26
Capacity32GB
SpeedDDR4 2666 (PC4 21300)
CAS LatencyCL19
Voltage1.20V
ECCYes
Buffered/RegisteredRegistered
Rank2Rx4
ChipsetMicron Chipset
FeaturesSupermicro Certified MEM-DR432L-CL01-ER26 (MTA36ASF4G72PZ-2G6D1)

Questions about this item

How do I install this 32GB DDR4 2666MHz RDIMM and which step is often missed?

Align the notch on the 288-pin module with the slot key, press firmly until both clips lock, then verify the system POSTs and shows the full 32GB at 2666MHz; the step often missed is enabling ECC in BIOS so the registered 2Rx4 module runs with error correction active.

What maintenance or replacement will this Micron MTA36ASF4G72PZ-2G6D1 module need over its service life?

No scheduled maintenance is required; keep server air intakes clean so the 1.2V DRAM stays cool, and replace the module only if memory diagnostics report uncorrectable ECC errors or the system fails to train at 2666MHz.

What limit appears first when this Supermicro Certified MEM-DR432L-CL01-ER26 RDIMM runs sustained workloads?

The CAS 19 latency at 2666MHz sets the throughput ceiling; under continuous load the memory controller hits this timing bound before the 1.20V thermal envelope becomes a constraint.

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