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Green bare circuit board with black memory chips and gold 288-pin edge connector

A-Tech

A-Tech 4GB DDR4 3200 CL22 Desktop RAM

SKU CH-YJ5H-39NPB

A 4 GB DDR4 3200 MHz CL22 unbuffered DIMM built with Samsung chipset for desktop upgrades

  • Capacity4GB
  • SpeedDDR4 3200 (PC4 25600)
  • Tested Frequency3200
  • CAS LatencyCL22
  • Voltage1.20V
  • ECCNo
  • 4GB capacity adds responsive multitasking headroom for everyday desktop workloads
  • DDR4 3200 speed (PC4-25600) moves data quickly between CPU and memory
  • CL22 latency keeps timing tight for stable operation at rated frequency
  • 20V standard voltage runs cool without extra power draw
  • 288-pin DIMM fits the desktop memory slots your board provides

Capacity and Compatibility

This 4 GB DDR4 module runs at 3200 MHz with CL22 latency and 1.2 V operation. It is built as an unbuffered non‑ECC DIMM for standard desktop systems and matches the Samsung M378A5244CB0-CWE specification.

Build and Connector

The stick uses a 288‑pin DIMM edge connector and carries Samsung chipset components without a heat spreader. Its low‑profile green PCB fits tight slots and allows straightforward installation alongside other memory modules.

Testing and Support

Every unit passes A‑Tech quality‑assurance checks for reliable operation. The package includes lifetime warranty coverage and access to US‑based technical support for configuration help.

Points forts

  • 4GB capacity adds responsive multitasking headroom for everyday desktop workloads
  • DDR4 3200 speed (PC4-25600) moves data quickly between CPU and memory
  • CL22 latency keeps timing tight for stable operation at rated frequency
  • 20V standard voltage runs cool without extra power draw
  • 288-pin DIMM fits the desktop memory slots your board provides

Caractéristiques

BrandA-Tech
SeriesCompatible Replacement for Samsung
ModelM378A5244CB0-CWE
Capacity4GB
SpeedDDR4 3200 (PC4 25600)
Tested Frequency3200
CAS LatencyCL22
Voltage1.20V
ECCNo
Buffered/RegisteredUnbuffered
ChipsetSamsung Chipset
Heat SpreaderNo
FeaturesM378A5244CB0-CWE
Recommend UseCompatible Replacement for Samsung M378A5244CB0-CWE

Questions sur cet article

What DDR4 speed does the PC4-25600 rating support?

The module runs at DDR4 3200 MHz, which is the speed capped by the PC4-25600 standard.

Will this 288-pin DIMM fit a standard desktop motherboard slot?

Yes, it uses the 288-pin DDR4 DIMM form factor that matches regular desktop memory slots.

How do I install the stick and which notch alignment do people miss?

Power off the PC, open the case, line up the module’s notch with the slot key, press down firmly until both side clips click, then close the case.

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