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Green 288-pin DDR4 DIMM module with black chips and a white label

A-Tech

A-Tech 4GB DDR4 2133 CL15 1.2V DIMM 288-Pin Desktop RAM

SKU CH-J7BZ-DAQBW

4GB DDR4 2133MHz CL15 1.2V DIMM desktop memory for faster loading and smoother multitasking

  • Total capacity4 GB
  • Rated speedDDR4 2133 (PC4 17000)
  • ChipsetMajor Brand Chips
  • CAS latencyCL15
  • Tested speed2133
  • Rated voltage1.2 V
  • 4GB capacity expands multitasking headroom for everyday workloads
  • DDR4 2133 speed delivers responsive data throughput at PC4-17000
  • CL15 latency keeps access times tight for smooth operation
  • 2V standard voltage reduces power draw and heat output
  • 288-pin DIMM fits standard desktop slots for simple installation

A-Tech 4GB DDR4 2133 Desktop Memory

This is a 4GB DDR4 2133 desktop DIMM built with major-brand chips and tested at CL15 latency. It operates at the standard 1.20V voltage and uses an unbuffered, non-ECC design. The 288-pin module serves as a direct replacement for several Kingston DDR4 parts.

Who this suits

The module suits owners of AMD or Intel desktop systems that specify DDR4 2133 non-ECC UDIMM memory. It works for a simple capacity increase or a like-for-like replacement of the listed Kingston models. Systems requiring ECC, registered DIMMs, or a different DDR generation should look elsewhere.

Capacity and headroom

A single 4GB stick handles everyday office applications, web browsing, and light multitasking comfortably. Memory-intensive workloads such as video editing, modern gaming, or running multiple virtual machines will exceed the available capacity and require additional modules or higher-density kits.

How it compares

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

Price $32.99
Cheaper than about 77% of the 3,647 comparable items (median $90.99).
Total capacity 4 GB
Lower than about 80% of the 3,251 comparable items (median 16 GB).
Price per GB $8.25 per GB
Pricier than about 60% of the 3,251 comparable items (median $6.75 per GB).

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Specifications

Product
Brand nameA-Tech
Total capacity4 GB
Performance
Rated speedDDR4 2133 (PC4 17000)
Processor
ChipsetMajor Brand Chips
Memory
CAS latencyCL15
Tested speed2133
ECC supportNo
Buffer typeUnbuffered
Power
Rated voltage1.2 V
Compatibility
Recommended forAMD & Intel Compatible

Questions about this item

Does this 288-pin DDR4 DIMM need a motherboard slot that supports 1.20 V operation?

Yes, the module runs at the standard DDR4 voltage of 1.20 V, so the board must accept that level.

Will the CL15 timing on this 2133 MHz stick force slower modules already installed to run at the same speed?

The memory controller will match the slowest module, so existing RAM will not be pushed beyond its rated frequency.

After installing the 4 GB module, how can I confirm it is running at 2133 MHz with CL15 latency?

Check the memory tab in CPU-Z or the BIOS main screen; both will show the tested frequency and CAS latency.

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