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Green 288-pin DDR4 RDIMM module with black chips and gold contacts

A-Tech

A-Tech 16GB DDR4 2666 ECC RDIMM CL19 1.20V 2Rx8 server RAM

SKU CH-W24J-2SA05

16 GB DDR4 2666 ECC registered DIMM with CL19 latency and 1.20 V operation

  • Capacity16GB
  • SpeedDDR4 2666 (PC4 21300)
  • CAS LatencyCL19
  • Voltage1.20V
  • ECCYes
  • Buffered/RegisteredRegistered
  • 16 GB DDR4 2666 MHz CL19 for faster server workloads
  • ECC RDIMM registered design protects data integrity
  • 20 V standard voltage keeps power draw low
  • 2Rx8 dual-rank layout increases memory density per slot
  • 288-pin DIMM form factor fits compatible server boards

Server memory upgrade for workstations

This 16GB DDR4 2666 ECC RDIMM module targets administrators upgrading or repairing registered-memory servers and workstations. The single stick delivers 2666 MHz speed at CL19 latency with 1.20V operation. Error-correcting code and registered buffering protect data integrity in multi-tasking environments. Systems requiring unbuffered or non-ECC memory cannot use this module.

Kingston KSM26RD8/16HDI cross-reference

The part is validated as a compatible equivalent for the Kingston KSM26RD8/16HDI reference, simplifying procurement when the original SKU is unavailable. Major-brand chips and A-Tech quality-assurance testing aim to match the reliability profile of the OEM module. No additional software, heatsinks or cables are bundled with the memory stick.

Standard 288-pin DIMM installation

Installation follows the normal 288-pin DDR4 DIMM procedure: power down, open the chassis, align the notch, press until the latches click, then power on. Common issues arise when the platform expects unbuffered UDIMMs or a different voltage, causing a no-post condition. Verifying the motherboard qualified-vendor list before purchase avoids the most frequent compatibility error.

Points forts

  • 16 GB DDR4 2666 MHz CL19 for faster server workloads
  • ECC RDIMM registered design protects data integrity
  • 20 V standard voltage keeps power draw low
  • 2Rx8 dual-rank layout increases memory density per slot
  • 288-pin DIMM form factor fits compatible server boards

Caractéristiques

BrandA-Tech
Capacity16GB
SpeedDDR4 2666 (PC4 21300)
CAS LatencyCL19
Voltage1.20V
ECCYes
Buffered/RegisteredRegistered
Rank2Rx8
ChipsetMajor Brand Chipset
FeaturesMajor Brand Chips

Questions sur cet article

Will the ECC RDIMM modules need replacement after a certain number of write cycles?

ECC RDIMM memory does not wear out from write cycles; replacement is only needed if a module fails or capacity requirements change.

What limits sustained throughput on this DDR4 2666 CL19 kit?

The CL19 latency at 2666 MHz sets the primary bandwidth ceiling during continuous workloads.

How much heat does a 1.20 V registered DIMM produce under all-day load?

At the standard 1.20 V DDR4 voltage, thermal output remains low enough for typical server airflow without extra cooling.

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