Walk into any laptop conversation in 2026 and you will be sold an 'AI PC' within the first minute. Every vendor has a sticker, a logo and a claim about a Neural Processing Unit, or NPU, that supposedly transforms how you work. Some of it is real and quietly useful. A lot of it is the kind of marketing that attaches itself to whatever word is hot that year. This is an honest attempt to separate the two, so you can decide whether to pay the premium or wait for it to become the default.
What an NPU actually is
An NPU is a small dedicated chip, sitting alongside the main processor and graphics, built to run the maths behind machine-learning models efficiently. The point of it is power: an NPU can run certain AI tasks using a fraction of the energy the main CPU would burn doing the same work, which on a laptop translates to longer battery life and a cooler, quieter machine. It is not faster than a big graphics chip at raw AI work; it is more efficient at sustained, low-intensity tasks.
The figure you will see quoted is TOPS, or trillions of operations per second, and Microsoft drew a line in the sand: a machine needs an NPU rated around 40 TOPS or higher to carry the 'Copilot+ PC' badge and run the on-device features tied to it. Below that line a laptop can still be perfectly good; it simply will not run the newest on-device AI features locally. The number is a gate for a feature set, not a measure of whether the laptop is any good.
Where it genuinely helps today
Strip away the slides and a few things are real and useful right now. Live background blur, noise suppression and auto-framing on video calls run on the NPU instead of taxing the CPU, so a long day of calls costs you less battery and your laptop stays quiet. On-device transcription and live captions work without sending audio to the cloud. And a handful of creative and productivity tools now offload effects to the NPU, again sparing the main processor.
The thread running through all of those is privacy and battery, not raw speed. Because the work happens on the device, sensitive audio and video need not leave it, which matters for a business handling client information. And because it happens on an efficient chip, it does not flatten your battery by lunchtime. Those are genuine, if undramatic, wins, and they accumulate over a working week.
- •Video-call effects (blur, noise removal, auto-framing) offloaded from CPU to NPU
- •On-device transcription and live captions, with audio staying on the machine
- •Some creative and productivity effects accelerated locally for better battery life
- •The common benefit is efficiency and privacy, not headline performance
Where the hype outruns reality
Now the honest other half. For most office work, spreadsheets, email, browser tabs and video calls, an NPU changes nothing you would notice, because that work never touched AI in the first place. The most talked-about AI assistants are still largely cloud-powered, meaning a perfectly ordinary laptop runs them just as well over the internet. And the on-device feature lists remain thin and fast-changing, so a capability sold as a reason to buy today may be a footnote in a year.
There is also a quieter trap: an 'AI PC' badge sometimes rides on a machine that is otherwise mediocre, banking on the buzzword to justify the price. The NPU is one component. A cramped 8GB of memory, a slow disk or a dim screen will hurt your day far more than the absence of an NPU ever will. Judge the whole machine, the way we argue in the hidden cost of cheap business laptops, not the sticker.
So should you pay the premium?
Our honest take: do not go out of your way to pay a large premium purely for an NPU in 2026, but do not avoid one either. On a new business laptop a capable NPU is increasingly just part of a current-generation chip, so you often get it without paying a separate tax. If two otherwise similar machines are close on price, the one with the stronger NPU is the more future-proof buy, because on-device AI features will only grow.
What you should not do is overpay for a weaker laptop because it wears the badge, or delay a needed refresh waiting for the technology to mature, especially with Windows 10 now out of support. Spec the fundamentals first, memory, storage, screen and build, then treat a good NPU as a welcome bonus. Compare current models on our business laptops pages and weigh them up in our side-by-side comparisons.