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  • The IBM PC/AT, IBM's first fully 16-bit PC, based on the Intel 80286 central processor with a 24-bit address bus allowing access to 16MB RAM, with a built-in 20MB hard disk. Released in 1984 and retired in 1987 in favor of the IBM PS/2.
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  • The IBM PC AT came with a 192-watt switching power supply, significantly higher than the 130-watt XT power supply.
  • Looking back, it’s clear those decisions impacted not just the IBM PC and IBM as a company but also the direction of the entire PC industry.
  • Here above, the message IBM wanted to send to the customers was that the PC-AT could offer a different mean of space in everyday's life.
  • "AT" stood for "Advanced Technology". In April 1986, IBM enhanced the standard PC/AT by increasing the 80286 from 6 MHz to 8 MHz.
  • Description. Manufacturer. International Business Machines Corporation. Model. 5170 IBM PC AT (Advanced Technology). Date Announced. 1984.
  • The IBM 5170 PC/AT is a very popular retro PC, for several reasons. It was the last of the open architecture IBM PCs.
  • Other IBM PC AT machine configurations with EGA include: IBM PC AT, 640Kb RAM, 10Mb Hard Disk, IBM EGA with Color Monitor (Debugger).
  • The IBM PC/AT, IBM's first fully 16-bit PC, based on the Intel 80286 central processor with a 24-bit address bus allowing access to 16MB RAM, with a...
  • [h="3"] Overview [/h] [wiki="File:IBM_PC_AT.JPG"]right|300px[/wiki]. The IBM AT (5170) was IBM's third entry into the PC market.