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Two green DDR4 DIMM sticks with black chips and silver labels

A-Tech

A-Tech 8GB (2x4GB) DDR4 2666MHz CL19 Desktop RAM

SKU CH-0T79-SMAGH

Dual-channel kit supplies 8 GB of DDR4 memory at 2666 MHz with CL19 latency and 1.2 V operation

  • Capacity8GB (2 x 4GB)
  • SpeedDDR4 2666 (PC4 21300)
  • Tested Frequency2666
  • Voltage1.20V
  • ECCNo
  • Buffered/RegisteredUnbuffered

Capacity 8GB (2 x 4GB)

Speed DDR4 2666 (PC4 21300)

  • Dual-channel kit doubles bandwidth for smoother multitasking
  • 2666 MHz DDR4 speed accelerates application loading
  • 2 V standard voltage reduces power draw
  • 288-pin DIMM form factor fits most desktop motherboards
  • CL19 latency supports responsive everyday performance

Kit overview

This A-Tech kit provides 8GB of DDR4 memory as two 4GB modules. It is built for desktop PCs that accept standard 288-pin DIMMs running at 2666MHz. The unbuffered, non-ECC design suits everyday computing and multitasking.

Installation notes

Modules slot into the motherboard DIMM sockets like any standard DDR4 DIMM. The most common issue is mixing this kit with existing memory of a different speed or latency, which can prevent the system from posting. Use matched slots for dual-channel operation.

Compatibility check

Verify that your motherboard and processor support DDR4 2666MHz unbuffered non-ECC DIMMs at 1.2V. Confirm the board has two free 288-pin slots and that the BIOS is current enough to recognise the modules. Check the vendor’s qualified memory list if one is published.

Highlights

  • Dual-channel kit doubles bandwidth for smoother multitasking
  • 2666 MHz DDR4 speed accelerates application loading
  • 2 V standard voltage reduces power draw
  • 288-pin DIMM form factor fits most desktop motherboards
  • CL19 latency supports responsive everyday performance

Specifications

BrandA-Tech
SeriesA-Tech DDR4 Desktop Memory RAM
Capacity8GB (2 x 4GB)
SpeedDDR4 2666 (PC4 21300)
Tested Frequency2666
Voltage1.20V
ECCNo
Buffered/RegisteredUnbuffered
Multi-channel KitDual Channel Kit
Recommend UseAMD & Intel Compatible

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Questions about this item

Will this dual-channel kit work in a motherboard with four DIMM slots?

Yes, the two 288-pin modules install in the appropriate slots for dual-channel operation; check the board manual for the recommended pair.

Is the 1.20 V operating voltage compatible with standard DDR4 desktop boards?

1.20 V is the standard DDR4 voltage, so any desktop board that accepts DDR4 2666 will run these modules at the correct level.

What does CL19 mean for real-world responsiveness?

CL19 indicates 19 clock cycles of CAS latency at 2666 MHz, giving typical desktop latency for everyday multitasking and office workloads.

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