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Green printed circuit board with black memory chips and gold edge contacts

A-Tech

A-Tech 16GB DDR4 3200MHz CL22 260-Pin SODIMM 1Rx8 Laptop Memory

SKU CH-QQT8-DQN53

16 GB DDR4 3200 MHz CL22 SODIMM laptop memory upgrade for compatible systems

  • Capacity16GB
  • Type260-Pin DDR4 SO-DIMM
  • SpeedDDR4 3200 (PC4 25600)
  • CAS LatencyCL22
  • Voltage1.20V
  • ECCNo
  • 16 GB DDR4 3200 MHz CL22 boosts multitasking speed
  • 260-pin SODIMM fits laptop memory slots directly
  • 2 V standard voltage keeps power draw low
  • Single-rank 1Rx8 layout supports broad AMD and Intel compatibility
  • Tested replacement for Lenovo part numbers 4X70Z90847 and 4X71D09535

16GB DDR4 3200MHz SODIMM Upgrade

This A-Tech module delivers 16GB of DDR4 memory at 3200MHz with CL22 latency for laptop and all-in-one systems. It uses a 260-pin SO-DIMM form factor and runs at the standard 1.20V voltage. The unbuffered, non-ECC design suits mainstream AMD and Intel platforms. It replaces Lenovo part numbers 4X70Z90847 and 4X71D09535.

Thermals Noise and Power Draw

Standard 1.20V DDR4 voltage keeps power draw low during typical workloads. The module operates without a heatsink, relying on the laptop chassis for passive cooling. Silent operation is inherent with no moving parts. Low voltage helps preserve battery life in mobile devices.

Build Fit and Compatibility

The 260-pin SO-DIMM slot is required for installation. One module occupies a single memory slot, leaving additional slots free for future expansion if the system supports it. Verify your laptop's maximum supported capacity and speed before purchase. Buyers needing ECC error correction or registered buffering should look elsewhere.

Highlights

  • 16 GB DDR4 3200 MHz CL22 boosts multitasking speed
  • 260-pin SODIMM fits laptop memory slots directly
  • 2 V standard voltage keeps power draw low
  • Single-rank 1Rx8 layout supports broad AMD and Intel compatibility
  • Tested replacement for Lenovo part numbers 4X70Z90847 and 4X71D09535

Specifications

BrandA-Tech
Capacity16GB
Type260-Pin DDR4 SO-DIMM
SpeedDDR4 3200 (PC4 25600)
CAS LatencyCL22
Voltage1.20V
ECCNo
Buffered/RegisteredUnbuffered
FeaturesMajor Brand Chips
Recommend UseAMD & Intel Compatible

Questions about this item

How do I install this 260-pin DDR4 SODIMM in my laptop and what step do people often miss?

Power off the laptop, unplug it, remove the battery if accessible, open the memory compartment, align the notch on the module with the slot key, press firmly until the side clips click, then verify the new 16GB capacity in BIOS before closing the case.

What maintenance or replacement will this 1.20V CL22 module need over time?

No scheduled maintenance is required; keep vents clear so the memory stays cool, and replace the module only if diagnostics report errors or the system becomes unstable.

What limit appears first when this 3200MHz 1Rx8 stick runs under sustained load?

The CAS latency of 22 cycles at 3200MHz sets the response-time floor, so sustained workloads hit timing latency before bandwidth or voltage limits become a factor.

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