A-Tech 16GB DDR4 2666MHz CL19 260-Pin SODIMM 1Rx8 Laptop RAM
Adds 16GB of DDR4 2666MHz CL19 memory to a laptop using a 260-pin SODIMM slot
- Total capacity16 GB
- Rated speedDDR4 2666 (PC4 21300)
- CAS latencyCL19
- Rated voltage1.2 V
- Buffer typeUnbuffered
- Recommended forAMD & Intel Compatible
- 16GB capacity for smoother multitasking
- DDR4 2666MHz speed for faster data rates
- CL19 latency for responsive operation
- 2V standard voltage for efficient power use
- 260-pin SODIMM form factor fits laptop slots
16GB DDR4 2666MHz SODIMM for Laptops
This 16GB DDR4 2666MHz SODIMM module is built for notebook and all-in-one systems that accept 260-pin unbuffered memory. It targets users who need a single high-capacity stick to expand multitasking headroom without occupying a second slot. The CL19 latency and 1.20V operation match standard DDR4 specifications for broad platform compatibility.
DDR4 2666MHz speed ceiling
The DDR4 2666MHz interface caps throughput at the PC4-21300 data rate, so workloads that scale with memory bandwidth will hit that limit before the CPU does. Because the kit provides only one 16GB module, dual-channel operation is impossible unless a matching stick is already installed in the second slot. Systems restricted to lower speeds will downclock the module automatically.
16GB capacity suits heavy multitasking but leaves
A single 16GB module handles large browser sessions, office suites, and moderate creative workloads comfortably, leaving headroom for background services. Memory-intensive tasks such as virtual machines, raw video editing, or large dataset analysis will exhaust the 16GB limit and force paging to storage. Adding more capacity requires a second compatible slot and an identical module.
How it compares
Measured against everything we stock in Laptop RAM, at today’s prices. Recalculated every night.
- Price $84.99
- Pricier than about 56% of the 2,079 comparable items (median $70.99).
- Total capacity 16 GB
- Typical for this category: the median of 1,886 items is 16 GB.
- Price per GB $5.31 per GB
- Cheaper than about 59% of the 1,886 comparable items (median $5.94 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 name | A-Tech |
| Total capacity | 16 GB |
| Product type | 260-Pin DDR4 SO-DIMM |
| Performance | |
| Rated speed | DDR4 2666 (PC4 21300) |
| Memory | |
| CAS latency | CL19 |
| ECC support | No |
| Buffer type | Unbuffered |
| Power | |
| Rated voltage | 1.2 V |
| Compatibility | |
| Recommended for | AMD & Intel Compatible |
Questions about this item
Should I choose the 16 GB DDR4 2666 MT/s CL19 module or a different capacity?
This listing is a single 16 GB DDR4 2666 MT/s SODIMM; select it when your laptop has a free 260-pin slot and the manual specifies DDR4 2666 non-ECC unbuffered memory.
What does the 2666 MT/s rating mean once the module is installed?
The module runs at 2666 MT/s with CL19 latency at 1.20 V, delivering up to 21300 MB/s theoretical bandwidth when the platform supports that speed.
Does the 260-pin DDR4 SO-DIMM interface limit the speed in practice?
The 260-pin DDR4 SO-DIMM form factor carries the 2666 MT/s signal; actual operating speed is capped by the laptop's memory controller and BIOS settings.
More in Laptop RAM
Similar items
Patriot Memory PSD416G24002S 16GB DDR4 2400 laptop RAM
- 16 GB
- DDR4 2400
Corsair Vengeance CMSX32GX4M1A3200C22 32GB DDR4 3200 laptop RAM
- 32 GB
- DDR4 3200
Kingston Technology Corp. KVR32S22S8/8 8GB DDR4 3200 CL22 1.20V laptop RAM
- 8 GB
- DDR4 3200
Crucial CT2K16G4SFRA266 32GB (2 x 16GB) DDR4 2666 laptop RAM
- 32 GB (2 × 16 GB)
- DDR4 2666





