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Green rectangular circuit board with 288 gold contacts and black memory chips

A-Tech

A-Tech 8GB DDR4 2133MHz PC4-17000 DIMM 1Rx8 Desktop Memory

SKU CH-5YB2-AQ725

8GB DDR4 desktop module running at 2133MHz with 1.2V standard voltage and 288-pin unbuffered design

  • Total capacity8 GB
  • Rated speedDDR4 2133 (PC4 17000)
  • Tested speed2133
  • Rated voltage1.2 V
  • Buffer typeUnbuffered
  • Recommended forAMD & Intel Compatible
  • Boosts multitasking with 8GB DDR4 capacity
  • Runs at 2133MHz speed for responsive performance
  • Operates at efficient 1.20V standard voltage
  • 288-pin DIMM fits standard desktop slots
  • Direct replacement for Samsung M378A1K43BB1-CPB and M378A1K43CB2-CPB

Desktop DDR4 Memory Upgrade

This A-Tech module provides 8 GB of DDR4 memory in a single 288-pin DIMM. It operates at 2133 MHz with a standard 1.20 V supply. The stick is unbuffered and non-ECC, making it a direct replacement for compatible desktop systems.

Who This Suits and Who It Does Not

Builders upgrading or repairing a desktop that accepts DDR4 2133 MHz UDIMMs will find this module compatible. Systems requiring ECC registered memory, buffered modules, or a different DDR generation cannot use this part. Buyers needing more than 8 GB per slot should look at higher-capacity kits.

Deciding Specification — DDR4 2133 MHz Unbuffered

The key figure is the 2133 MHz DDR4 unbuffered non-ECC specification. Your motherboard and CPU memory controller must support this exact speed and module type for the DIMM to function correctly. Verify the platform's qualified vendor list before purchasing.

How it compares

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

Price $46.99
Cheaper than about 68% of the 3,647 comparable items (median $90.99).
Total capacity 8 GB
Lower than about 60% of the 3,251 comparable items (median 16 GB).
Price per GB $5.87 per GB
Cheaper than about 60% 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 capacity8 GB
Performance
Rated speedDDR4 2133 (PC4 17000)
Memory
Tested speed2133
ECC supportNo
Buffer typeUnbuffered
Power
Rated voltage1.2 V
Compatibility
Recommended forAMD & Intel Compatible

Questions about this item

Should I pick the 8 GB DDR4 2133 module or a different capacity?

This listing is a single 8 GB DDR4 2133 DIMM; choose it when your board has a free 288-pin slot and you need exactly 8 GB of non-ECC memory.

What does the 2133 MHz rating deliver in a real desktop?

The module runs at 2133 MHz with standard 1.20 V timing, giving the rated PC4-17000 bandwidth for everyday multitasking and application loads.

Does the DDR4 288-pin interface limit speed or capacity on my motherboard?

The 288-pin DDR4 DIMM fits any desktop board that accepts DDR4 2133 unbuffered memory; the board's memory controller sets the maximum supported frequency and total capacity.

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