Also known as: AIO, All-in-one PC
An all-in-one computer (AIO) integrates the whole computer — processor, memory, storage, and other components — into the same enclosure as the display, so the only things on the desk are a keyboard, a mouse, and a power cable.1
Overview
An AIO is a personal computer that trades the modular tower of a desktop computer for a single tidy unit. To fit the whole machine behind the screen it usually borrows laptop-class parts: low-power CPUs, soldered or limited RAM, and integrated graphics rather than a discrete card.
The best-known example is Apple’s iMac, but most major PC makers ship AIO models aimed at homes, offices, and public-facing counters. The upside is a clean desk and near-zero setup; the downside is limited upgrades and a shared fate — a screen failure can take the whole computer with it, and a slow CPU can’t be swapped the way it can in a tower.
Form factors
An AIO sits between a laptop and a tower — desktop-sized screen, laptop-grade internals, no portability:
| Machine | Screen | Upgradeable | Desk footprint | Typical parts |
|---|---|---|---|---|
| All-in-one | Built in | Very limited | Small (one unit) | Laptop-class |
| Desktop tower | Separate | Extensive | Large | Full desktop |
| Mini PC | Separate | Limited | Tiny | Laptop-class |
| Laptop | Built in | Minimal | Portable | Laptop-class |
Where it fits
An all-in-one suits reception desks, kiosks, classrooms, and homes where appearance and simplicity matter more than expandability or raw performance. If you want to upgrade parts later, a desktop tower or even a small mini PC paired with a separate monitor gives more freedom; for a portable machine, a laptop is the natural choice. For a GopherTrunk bench an AIO works as the display-and-host in one, though its soldered memory and integrated graphics leave less headroom than a tower for many-channel decoding.
Sources
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All-in-one computer — Wikipedia, on PCs that integrate the system into the display enclosure. ↩