A-Tech 64GB (2x32GB) DDR5-5600 CL46 SODIMM (AT32G2D5S5600ND8N11V)

64GB of DDR5 SODIMM at 5600 MT/s is a massive capacity upgrade for laptops, and the 90th percentile capacity score proves it. But CL46 latency is slow, and the price swings by EUR 957 across European listings. Worth it if you need the capacity and find it at the low end of the price range.

5600 MT/s is a perfectly respectable speed for DDR5 SODIMM, and the 2Rx8 dual-rank config helps with bandwidth in memory-hungry workloads. That said, CL46 is loose. We're talking JEDEC-spec timings, not tuned enthusiast stuff. For most laptop users, especially anyone running VMs, heavy photo editing, or dozens of browser tabs, the sheer 64GB capacity will matter way more than the latency. Our scores back that up: laptop use scores 80.3 out of 100, which is strong. Workstation use is more modest at 67.3, and server use is a hard pass at 33.5. This is not server RAM, and it doesn't pretend to be.

Against the Kingston FURY Beast KF564C32BWEAK2-64, the A-Tech kit looks slow. The Kingston runs the same 5600 MT/s but with CL32 timings, which is a meaningful latency improvement. The G.Skill Trident Z5 Royal and Corsair VENGEANCE RGB kits are in a different league entirely, 6000+ MT/s with tighter timings, but they're also desktop DIMMs aimed at overclockers, not laptop SODIMMs. The Crucial Pro Overclocking kit is the closest real competitor in the SODIMM space, and Crucial's brand recognition and binning are hard to beat. A-Tech wins on raw capacity per dollar at the low end of its price range, but loses on latency and brand trust.

The price swings from EUR 1,109 to EUR 2,066 depending on which European listing you look at. That's a EUR 957 spread for the exact same kit. If you're shopping in Spain or Italy, hunt for the lower end of that range, because paying over two grand for JEDEC-spec SODIMM is a bad deal no matter how you slice it. At the lower end, you're getting a lot of capacity for the money. At the upper end, you're getting fleeced. The 10th percentile affordability score tells the story: this kit is not cheap compared to other memory in our database.

The A-Tech AT32G2D5S5600ND8N11V is a 64GB DDR5 SODIMM kit aimed squarely at laptop owners who need a serious memory bump without the serious brand-name markup. It runs at 5600 MT/s with CL46 timings at 1.1V, which is the JEDEC baseline for DDR5. Nothing exotic here, just a big pile of RAM that fits in a 262-pin laptop slot.

Capacity is the headline. 64GB puts this kit in the 90th percentile of our database, which means it out-muscles the vast majority of laptop memory out there. Speed is solid too, landing in the 78th percentile. But the latency is rough, 23rd percentile, and the price is all over the map depending on where you shop.

Skip this if you're building a server or any system that needs ECC memory, because this kit doesn't have it and our server score of 33.5 out of 100 says it all. Also skip it if you're a competitive gamer or overclocker who wants tight timings, CL46 is a buzzkill for latency-sensitive workloads. And if you're just browsing the web and checking email, 64GB is overkill. Save your money and get 32GB of faster RAM instead.

Buy this if you have a laptop that supports DDR5 SODIMM and you genuinely need 64GB. Video editors, data analysts, developers running containers, people who keep 200 tabs open, this is for you. The capacity is the point. The speed is fine. The latency is forgettable. If you just want a snappier laptop for everyday use, 32GB of faster RAM will serve you better than 64GB of this.