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Four green DDR4 RDIMM sticks with gold contacts and black heat spreaders

A-Tech

A-Tech 256GB (4x64GB) DDR4 3200 ECC RDIMM 2Rx4 CL22 Server RAM

SKU CH-2TR2-KW8V4

Quad-channel kit of four 64 GB DDR4 3200 ECC registered DIMMs for servers and workstations

  • Capacity256GB (4 x 64GB)
  • SpeedDDR4 3200 (PC4 25600)
  • CAS LatencyCL22
  • Voltage1.20V
  • ECCYes
  • Buffered/RegisteredRegistered

Capacity 256GB (4 x 64GB)

  • 256 GB quad-channel kit expands server capacity with four 64 GB modules
  • ECC registered RDIMM detects and corrects data errors for reliable operation
  • DDR4 3200 speed at CL22 latency accelerates memory-intensive workloads
  • 20 V standard voltage keeps power draw low in dense configurations
  • 288-pin dual-rank x4 design fits compatible DDR4 server and workstation platforms

Server memory kit for enterprise workloads

This 256 GB quad-channel kit contains four 64 GB DDR4 3200 registered DIMMs with ECC and a CL22 latency. It is built for servers and workstations that require registered memory and will not function in standard desktop or laptop platforms.

Thermals and power at standard voltage

Each module operates at the DDR4 standard 1.20 V, keeping power draw predictable in densely populated memory channels. The registered buffer reduces electrical load on the memory controller, which helps maintain stable thermals across all four slots during typical server operation.

Behaviour under sustained load

Dual-rank x4 organisation allows the memory controller to interleave accesses across ranks, sustaining throughput during extended compute or virtualization tasks. ECC detection and correction runs continuously without interrupting data flow, preserving data integrity throughout prolonged heavy workloads.

Points forts

  • 256 GB quad-channel kit expands server capacity with four 64 GB modules
  • ECC registered RDIMM detects and corrects data errors for reliable operation
  • DDR4 3200 speed at CL22 latency accelerates memory-intensive workloads
  • 20 V standard voltage keeps power draw low in dense configurations
  • 288-pin dual-rank x4 design fits compatible DDR4 server and workstation platforms

Caractéristiques

BrandA-Tech
SeriesA-Tech DDR4 Server Memory RAM
ModelA-Tech 64GB 2Rx4 PC4-3200AA-R
Capacity256GB (4 x 64GB)
SpeedDDR4 3200 (PC4 25600)
CAS LatencyCL22
Voltage1.20V
ECCYes
Buffered/RegisteredRegistered
Rank2Rx4
Multi-channel KitQuad Channel Kit
ChipsetMajor Brand Chipset
FeaturesMajor Brand Chips

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Questions sur cet article

How do I install the 288-pin DDR4 RDIMM modules in the correct quad-channel order?

Insert each 64 GB module into the same-coloured slot on every memory channel — typically slots 1, 3, 5 and 7 — so the four sticks populate one slot per channel; the common mistake is filling two slots on one channel and leaving another channel empty.

What maintenance will the 256 GB ECC RDIMM kit need over its service life?

No scheduled maintenance is required; if a module fails the ECC logic will report corrected or uncorrected errors in the system event log, at which point you replace only the faulty 64 GB stick.

What is the first limit reached when the 3200 MHz CL22 registered memory runs sustained workloads?

The CAS-22 latency at 1.20 V sets the timing ceiling; sustained throughput is bounded by the 3200 MT/s data rate and the dual-rank x4 organisation, not by thermal throttling.

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