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Green circuit board with black memory chips, gold edge connector, thin rectangular stick

A-Tech

A-Tech 16GB DDR4 2666MHz CL19 260-Pin SODIMM Micron MTA16ATF2G64HZ-2G6J1 Laptop RAM

SKU CH-S0NV-ZNDX6

16GB DDR4 2666MHz CL19 laptop SODIMM module for compatible Micron replacements

  • Total capacity16 GB
  • Rated speedDDR4 2666 (PC4 21300)
  • CAS latencyCL19
  • Rated voltage1.2 V
  • Buffer typeUnbuffered
  • Recommended forCompatible Replacement for Micron MTA16ATF2G64 Hz-2G6J1
  • 16 GB capacity lets you run more apps simultaneously
  • DDR4 2666 MHz speed reduces data-access latency
  • CL19 timing keeps response consistent under load
  • 260-pin SO-DIMM fits standard laptop slots
  • 20 V operation matches DDR4 power spec

16GB DDR4 2666MHz SODIMM

This 16GB DDR4 2666MHz CL19 SODIMM module provides a straightforward memory upgrade for laptops, notebooks and all-in-one PCs. It runs at the standard 1.20V and uses a 260-pin unbuffered non-ECC layout. The Micron MTA16ATF2G64HZ-2G6J1 compatible design targets users who want to improve multitasking responsiveness with a single stick.

Suitable for DDR4 2666MHz laptop slots

Buyers with systems that accept DDR4 2666MHz SO-DIMM memory at CL19 latency will find this module a direct fit. It is not suited to machines limited to lower DDR4 speeds, to platforms requiring ECC or registered memory, or to builds needing more than one module to reach a desired total capacity. Always confirm the maximum supported frequency and slot count before ordering.

16GB single-module capacity

The decisive specification is the 16GB capacity delivered in a single 260-pin SODIMM. If your laptop has only one memory slot or you need exactly 16GB in one stick, this part matches that requirement. Systems that require a matched pair for dual-channel operation or that cap per-slot capacity below 16GB will need a different configuration.

How it compares

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

Price $73.99
Typical for this category: the median of 2,079 items is $70.99.
Total capacity 16 GB
Typical for this category: the median of 1,886 items is 16 GB.
Price per GB $4.62 per GB
Cheaper than about 73% of the 1,886 comparable items (median $5.94 per GB).

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Specifications

Product
Brand nameA-Tech
Product lineCompatible Replacement for Micron
Model nameMTA16ATF2G64 Hz-2G6J1
Total capacity16 GB
Product type260-Pin DDR4 SO-DIMM
Performance
Rated speedDDR4 2666 (PC4 21300)
Memory
CAS latencyCL19
ECC supportNo
Buffer typeUnbuffered
Heat spreaderNo
Power
Rated voltage1.2 V
Compatibility
Recommended forCompatible Replacement for Micron MTA16ATF2G64 Hz-2G6J1

Questions about this item

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

Power off the laptop, unplug it, and remove the battery if possible. Insert the module at an angle into the SODIMM slot until the gold contacts are fully hidden, then press down firmly until the side clips click. The step many miss is pressing down hard enough to engage both clips; a loose fit causes boot failures.

What maintenance or replacement will this 16GB DDR4 2666MHz CL19 module need over time?

No routine maintenance is required for this unbuffered non-ECC SODIMM. It has no heat spreader, so keep the laptop vents clear of dust to maintain airflow. Replace the module only if memory diagnostics report errors or if you need more than 16GB capacity for future workloads.

What limit appears first when this CL19 1.20V DDR4 SODIMM runs sustained workloads?

The primary limit is the CL19 latency at 2666MHz, which caps data throughput during prolonged heavy use. The fixed 1.20V voltage prevents higher frequency operation, so sustained bandwidth tops out at the PC4-21300 rating rather than thermal throttling, since there is no heat spreader to saturate.

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