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One generation's "supercomputer" is the next generation's "mainframe", and a "PDA" does not have the same set of functions as a "laptop", but the list still has value, as it provides a ranked categorization of devices. It also ranks some more obscure computer sizes.
A minicomputer, or colloquially mini, is a type of smaller general-purpose computer developed in the mid-1960s [1] [2] and sold at a much lower price than mainframe [3] and mid-size computers from IBM and its direct competitors.
A mainframe computer, informally called a mainframe or big iron, [1] is a computer used primarily by large organizations for critical applications like bulk data processing for tasks such as censuses, industry and consumer statistics, enterprise resource planning, and large-scale transaction processing.
The PC Did to DEC What DEC Did to Mainframes DEC's invention of the minicomputer seriously disrupted International Business Machines' dominant position in the mainframe computer business. Because ...
In addition, minicomputers were more interactive than mainframes, and soon had their own operating systems. The minicomputer Xerox Alto (1973) was a landmark step in the development of personal computers, because of its graphical user interface, bit-mapped high-resolution screen, large internal and external memory storage, mouse, and special ...
A minicomputer, or colloquially mini, is a class of smaller computers that was developed in the mid-1960s [41] [42] and sold for much less than mainframe [43] and mid-size computers from IBM and its direct competitors. Supercomputers can cost hundreds of millions of dollars.
There weren't appreciable numbers of laptops and tablets when the term microcomputer originated (and term, like Mainframe and Minicomputer not used so much anymore). The usage here corresponds roughly to one of the usages mentioned in the wikipedia article in that it covers machines of about the size and design as were common when the term ...
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