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Single green 288-pin DDR4 DIMM with black chips and silver label

A-Tech

A-Tech 16GB DDR4 2666MHz Desktop RAM

SKU CH-X008-WG12H

16 GB DDR4 2666 MHz desktop DIMM module operating at 1.2 V for faster multitasking

  • Total capacity16 GB
  • Rated speedDDR4 2666 (PC4 21300)
  • Tested speed2666
  • Rated voltage1.2 V
  • Buffer typeUnbuffered
  • Recommended forAMD & Intel Compatible
  • 16 GB capacity handles heavier workloads
  • DDR4 2666 MHz speed delivers responsive performance
  • 2 V standard voltage reduces power draw
  • 288-pin DIMM fits desktop motherboard slots
  • Non-ECC unbuffered design suits consumer systems

16GB DDR4 2666MHz desktop module

This 16GB DDR4 2666MHz DIMM adds memory capacity to AMD and Intel desktop systems. The unbuffered non-ECC design operates at the standard 1.20V voltage. It serves owners who need a straightforward capacity increase for everyday workloads.

Replacement for Samsung M378A2G43MX3-CTD

The module matches the Samsung M378A2G43MX3-CTD specification with 288-pin DDR4 form factor and PC4-21300 rating. Builders upgrading from lower capacities or replacing a failed stick can install this unit when the platform requires DDR4 2666 speed and 1Rx8 organisation.

Sustained workload behaviour

Quality assurance testing verifies stable operation at the rated 2666 frequency under continuous load. The standard voltage and unbuffered topology maintain consistent throughput during extended multitasking sessions without thermal throttling or timing drift.

How it compares

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

Price $77.99
Cheaper than about 54% of the 3,647 comparable items (median $90.99).
Total capacity 16 GB
Typical for this category: the median of 3,251 items is 16 GB.
Price per GB $4.87 per GB
Cheaper than about 74% of the 3,251 comparable items (median $6.75 per GB).

New to this? Buying memory and SSDs with crypto — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Brand nameA-Tech
Total capacity16 GB
Performance
Rated speedDDR4 2666 (PC4 21300)
Memory
Tested speed2666
ECC supportNo
Buffer typeUnbuffered
Power
Rated voltage1.2 V
Compatibility
Recommended forAMD & Intel Compatible

Questions about this item

Will this 16GB DDR4 2666MHz module fit my desktop motherboard?

This is a standard 288-pin unbuffered DIMM, the common form factor for desktop DDR4 memory.

Can I add this stick alongside my existing DDR4 RAM?

Yes, provided your motherboard has a free DDR4 slot and supports 2666MHz operation at 1.20V.

Is this module a direct replacement for Samsung M378A2G43MX3-CTD?

It is listed as a compatible replacement for that Samsung part number, matching capacity, speed and voltage.

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