A desktop computer is a personal computer designed for a desk or workbench that is frequently used at or near a location due to its size and power requirements. The most common configuration has a housing that houses the power supply, a motherboard (a printed circuit board with a microprocessor as the central processing unit (CPU), memory, buses, and other electronic components), disk storage (usually one Multiple hard drives, solid state drives, optical drives, and earlier models of floppy drives); keyboards and mice for input; and computer monitors, speakers, and printers commonly used for output. Boxes can be placed horizontally or vertically under the table, beside or above
lthough sales of traditional desktop and notebook computers have declined for leisure use, in 2018, global PC sales have recovered, driven by the business market.   Desktops remain fixed devices in business and education.  In addition, the global revenue of gaming desktops is growing by 54% annually.  For games, by the end of 2023, the global market for gaming desktops, laptops and displays is expected to grow to 61.1 million units, up from 42.1 million units previously, and desktop shipments will increase from 15.1 million units 19 million units.  As of 2017, the entire PC game currently accounts for 28% of the entire game market.  This is partly due to the increasing price of desktop PCs.
Full-size desktops have separate display and processing components. These components are connected to each other via a cable or wireless connection. They usually have a tower shape. These computers are easy to customize and upgrade based on user requirements, such as via expansion cards.
These desktops are connected to home entertainment systems and are often used for entertainment purposes. They are equipped with high-definition displays, video graphics, surround sound and TV tuner systems to complement typical PC functions.