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The IBM 5100 Portable Computer is one of the first portable computers, [1] introduced in September 1975, six years before the IBM Personal Computer, and eight before the first successful IBM compatible portable computer, the Compaq Portable.
The Compaq Portable is an early portable computer which was one of the first IBM PC compatible systems. It was Compaq Computer Corporation 's first product, to be followed by others in the Compaq Portable series and later Compaq Deskpro series.
The IBM Portable Personal Computer 5155 model 68 is an early portable computer developed by IBM after the success of the suitcase-size Compaq Portable. It was released in February 1984 and was quickly replaced by the IBM Convertible , only roughly two years after its debut.
IBM 5100 (1975) Successful demonstrations of the 1973 SCAMP prototype led to the first commercial IBM 5100 portable microcomputer launched in 1975. The product incorporated an IBM PALM processor, 5-inch (130 mm) CRT, full function keyboard and the ability to be programmed in both APL and BASIC for engineers, analysts, statisticians and other business problem-solvers.
It's difficult to imagine life today without computers, but the personal computer was barely a reality just 33 years ago. On August 12th, 1981, IBM introduced their first PC model, also known as ...
Amstrad PPC512, closed Amstrad PPC640. The two computers had very similar specifications. The PPC512 had an NEC V30 [1] [3] processor running at 8 MHz, 512 KiB of memory, a full-size 102-key keyboard with a numeric keypad, a built-in liquid-crystal display (not backlit) [6] that could emulate the CGA or MDA [2] and either one or two 720k 3.5-inch floppy drives (the model was either the PPC512S ...
The IBM Personal Computer, commonly known as the IBM PC, spanned multiple models in its first generation (including the PCjr, the Portable PC, the XT, the AT, the Convertible, and the /370 systems, among others), from 1981 to 1987. It eventually gave way to many splintering product lines after IBM introduced the Personal System/2 in April 1987.
The Compaq Portable is an early portable computer which was one of the first 100% IBM PC compatible systems. It was Compaq Computer Corporation 's first product, to be followed by others in the Compaq Portable series and later Compaq Deskpro series.