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Two green DDR4 ECC RDIMM sticks, 288-pin, black chips, silver contacts

A-Tech

A-Tech 32GB (2x16GB) DDR4 2933 ECC RDIMM 1Rx4 server RAM

SKU CH-5S1E-9ETDP

Two 16 GB DDR4 2933 ECC registered DIMMs, single rank x4, for servers and workstations

  • Total capacity32 GB (2 × 16 GB)
  • Rated speedDDR4 2933 (PC4 23400)
  • ChipsetMajor Brand Chipset
  • CAS latencyCL21
  • Rated voltage1.2 V
  • Buffer typeRegistered

Capacity 32GB (2 x 16GB)

  • 32 GB dual-channel kit doubles server memory capacity
  • ECC registered DIMM detects and corrects data errors automatically
  • Single-rank 1Rx4 layout improves signal integrity at speed
  • DDR4 2933 MHz CL21 delivers high throughput for heavy workloads
  • 2 V standard voltage reduces power draw per module

32GB DDR4 2933 ECC RDIMM Kit

This 32GB kit contains two 16GB DDR4 2933 ECC registered DIMMs built for servers and workstations. Each module runs at 1.2V with CL21 latency and a single-rank x4 organisation. The 288-pin form factor fits DDR4 RDIMM slots only and is not compatible with desktop or laptop platforms.

Thermals noise and power draw

Registered ECC modules operate at the standard 1.2V DDR4 voltage, keeping power draw low in typical server workloads. Passive cooling via system airflow is sufficient; no active fan or additional heatsink is required on the modules themselves. Acoustic impact is negligible inside a properly ventilated chassis.

Upgrade path and value

This kit replaces lower-capacity or non-ECC DDR4 RDIMMs in dual-channel server boards that support 2933 MHz registered memory. The jump is worth it when workloads demand larger error-corrected memory pools for virtualisation, databases or compute clusters. Systems limited to unbuffered DIMMs or non-ECC operation cannot use these modules.

How it compares

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

Price $230.99
Pricier than about 54% of the 6,523 comparable items (median $188.99).
Total capacity 32 GB (2 × 16 GB)
Typical for this category: the median of 6,064 items is 32 GB.
Price per GB $7.22 per GB
Typical for this category: the median of 6,064 items is $7.25 per GB.

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Specifications

Product
Brand nameA-Tech
Product lineA-Tech DDR4 Server Memory RAM
Model nameA-Tech 16 GB 1Rx4 PC4-2933Y-R
Total capacity32 GB (2 × 16 GB)
Performance
Rated speedDDR4 2933 (PC4 23400)
Processor
ChipsetMajor Brand Chipset
Memory
CAS latencyCL21
ECC supportYes
Buffer typeRegistered
Memory rank1Rx4
Kit configurationDual Channel Kit
Power
Rated voltage1.2 V

Other versions of this model

5 more in the same range

Questions about this item

How do I install these 288-pin DDR4 RDIMMs and which slot-population rule do builders often miss?

Power down, open the chassis, align each module's notch with the 288-pin DDR4 slot key, press firmly until both retention clips click, then populate identical channels per the motherboard manual — mixing ranks across channels is the common error.

What maintenance or replacement will this 32GB ECC RDIMM kit need over its service life?

No scheduled maintenance is required; ECC corrects single-bit errors on the fly, so replacement only occurs if a module fails or a future platform demands a different DDR generation or higher speed than 2933 MT/s.

What limit appears first when this CL21 1.2V registered kit runs sustained workloads?

The JEDEC 2933 MT/s data rate and CL21 latency set the throughput ceiling; registered buffering adds one cycle, so memory bandwidth saturates before the 1.2 V supply or thermal envelope becomes a constraint.

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