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Green 288-pin LRDIMM server memory module with black chips

A-Tech

A-Tech 64GB DDR4 2133MHz PC4-17000 CL15 1.2V 288-Pin ECC LRDIMM 4Rx4 Server Memory

SKU CH-49F0-2402T

64GB DDR4 2133MHz ECC Load-Reduced DIMM with CL15 latency for server workloads

  • Total capacity64 GB
  • Rated speedDDR4 2133 (PC4 17000)
  • ChipsetMajor Brand Chipset
  • CAS latencyCL15
  • Rated voltage1.2 V
  • Buffer typeLoad Reduced
  • 64GB capacity supports heavy virtualization and database workloads
  • DDR4 2133MHz speed delivers consistent data throughput for server tasks
  • CL15 latency ensures responsive memory access under load
  • 2V operation reduces power draw in dense configurations
  • ECC Load Reduced design maintains data integrity at scale

A-Tech 64GB DDR4 2133MHz LRDIMM

This 64GB DDR4 LRDIMM module runs at 2133MHz with CL15 latency and 1.20V operation. It uses a 4Rx4 quad-rank layout and ECC load-reduced technology for server platforms. The 288-pin form factor fits compatible DDR4 server memory slots. Supermicro certification confirms validated compatibility with qualified systems.

Thermals and power in normal use

Operating at the standard 1.20V DDR4 voltage, the module draws minimal power during typical server workloads. Load-reduced buffering reduces electrical load on the memory controller, helping maintain stable thermals. ECC error correction runs transparently without adding measurable latency or heat in everyday operation.

Behaviour under sustained load

The 4Rx4 quad-rank organisation allows high-density capacity while the load-reduced design keeps signal integrity stable during extended sessions. ECC continuously corrects single-bit errors to prevent data corruption over long runtimes. Supermicro certification testing verifies reliable performance under continuous server duty cycles.

How it compares

Measured against everything we stock in ECC Server RAM, at today’s prices. Recalculated every night.

Price $188.99
Typical for this category: the median of 6,523 items is $188.99.
Total capacity 64 GB
Higher than about 70% of the 6,064 comparable items (median 32 GB).
Price per GB $2.95 per GB
Cheaper than about 90% of the 6,064 comparable items (median $7.25 per GB).

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Specifications

Product
Brand nameSuperMicro
Product lineSupermicro Certified
Model nameMEM-DR464L-HL01-LR21
Total capacity64 GB
Performance
Rated speedDDR4 2133 (PC4 17000)
Processor
ChipsetMajor Brand Chipset
Memory
CAS latencyCL15
ECC supportYes
Buffer typeLoad Reduced
Memory rank4Rx4
Power
Rated voltage1.2 V

Questions about this item

How do I install the 288-Pin LRDIMM and what step is often missed?

Align the notch on the 288-Pin LRDIMM with the motherboard slot key, press down firmly until both retention clips click, and verify the system detects the full 64GB at 2133MHz in BIOS.

What maintenance or replacement will this ECC Load Reduced module need over time?

No routine maintenance is required; if a correctable error count rises or the module fails, replace the 64GB stick with an identical DDR4 2133 CL15 1.2V 4Rx4 LRDIMM to maintain matched ranks.

What limit appears first when this quad-rank memory runs sustained workloads?

The 4Rx4 organisation increases electrical loading, so the memory controller typically hits its maximum supported rank count or per-channel capacity before bandwidth or thermal limits become an issue.

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