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

A-Tech

A-Tech 16GB (2x8GB) DDR4 2133 ECC RDIMM 2Rx8 CL15 1.2V server RAM

SKU CH-DWF4-X93CD

A 16 GB dual-channel kit of registered ECC DDR4 server memory running at 2133 MHz with CL15 latency and 1.2 V operation

  • Total capacity16 GB (2 × 8 GB)
  • Rated speedDDR4 2133 (PC4 17000)
  • ChipsetMajor Brand Chipset
  • CAS latencyCL15
  • Rated voltage1.2 V
  • Buffer typeRegistered

Capacity 16GB (2 x 8GB)

  • 16 GB dual-channel kit expands server memory capacity
  • DDR4 2133 MHz CL15 delivers fast registered performance
  • ECC RDIMM with 2Rx8 organisation corrects data errors
  • 20 V standard voltage reduces power draw
  • 288-pin DIMM form factor fits DDR4 server slots

DDR4 ECC RDIMM kit for servers and workstations

This 16GB dual-channel kit contains two 8GB registered DIMMs built for DDR4 server and workstation platforms. ECC error correction and registered buffering protect data integrity under sustained workloads. Modules run at 2133 MHz with CL15 latency at the standard 1.2V. The kit is not compatible with desktop or laptop computers.

Verify DDR4 RDIMM support

Confirm the system accepts DDR4 registered ECC memory and that the motherboard provides 288-pin DIMM slots. Check the qualified vendor list or manual for supported speeds, ranks and maximum capacity per channel. Ensure the operating voltage matches 1.2V and that the BIOS can configure the modules at 2133 MHz. Dual-rank 2Rx8 organisation may affect maximum populateable slots per channel.

Upgrades older DDR4 server memory

Replaces slower DDR4 ECC RDIMM modules or adds a second kit to increase total system memory. The jump is worthwhile when workloads exceed current capacity or when replacing non-ECC or unbuffered DIMMs that lack error correction. Matching speed, voltage, rank and registered type avoids mixed-configuration instability.

How it compares

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

Price $76.99
Cheaper than about 76% of the 6,523 comparable items (median $188.99).
Total capacity 16 GB (2 × 8 GB)
Lower than about 60% of the 6,064 comparable items (median 32 GB).
Price per GB $4.81 per GB
Cheaper than about 75% of the 6,064 comparable items (median $7.25 per GB).

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Specifications

Product
Brand nameA-Tech
Product lineA-Tech DDR4 Server Memory RAM
Model nameA-Tech 8 GB 2Rx8 PC4-2133P-R
Total capacity16 GB (2 × 8 GB)
Performance
Rated speedDDR4 2133 (PC4 17000)
Processor
ChipsetMajor Brand Chipset
Memory
CAS latencyCL15
ECC supportYes
Buffer typeRegistered
Memory rank2Rx8
Kit configurationDual Channel Kit
Power
Rated voltage1.2 V

Other versions of this model

5 more in the same range

Questions about this item

Does the 16GB (2x8GB) DDR4 2133 ECC RDIMM kit include everything needed for installation, or are extra parts required?

The kit contains two 8GB DDR4 2133 MHz registered ECC DIMMs. No additional components are required for installation in a compatible server or workstation.

Should I choose this dual-rank 2Rx8 kit or a single-rank alternative for my DDR4 2133 server?

This kit uses dual-rank 2Rx8 modules at CL15 latency. Dual-rank modules can improve memory throughput on platforms that support rank interleaving, while single-rank modules may allow higher total capacity per channel.

What real-world difference does the 2133 MHz speed and CL15 latency make once the modules are running in a server?

At 2133 MHz with CL15 timing and 1.2V operation, the modules deliver standard DDR4 bandwidth and latency for registered ECC workloads, improving throughput for virtualization, databases and multi-threaded applications.

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