Portable computer
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A portable computer is a computer designed to be easily moved from one place to another, as opposed to those designed to remain stationary at a single location such as desktops and workstations. These
The Compaq Portable, one of the first IBM PC compatible system
A 1960 PB-250 computer in a standalone desktop configuration.
IBM 5100 (1975)
R2E CCMC Portal laptop in September 1980 at the SICOB show in PARIS
Laptop
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A laptop is a portable personal computer. Laptops typically have a clamshell form factor with a flat-panel screen on the inside of the upper lid and an alphanumeric keyboard and pointing device on the
Portable computer
…components into the same case as the display. In modern usage, a portable computer usually refers to a very light and compact personal computer such as a laptop, subnotebook or handheld PC, while touchscreen-based handheld ("palmtop") devices such as tablets, phablets and smartphones are called mobile devices…
A variety of laptops. Clockwise from top left: A 2021 MacBook Pro by Apple Inc.; a 2019 Microsoft Surface Pro 7 with detachable hinge (left) and a 2018 Dell XPS 15 9570 with 360 degree hinge (right); a 2014 ThinkPad Helix by Lenovo with detachable screen; and a 2014 Acer Chromebook 11
Alan Kay holding the mockup of his Dynabook concept in 2008
The Epson HX-20, the first "notebook computer", was invented in 1980 and introduced in 1982.