IBM Personal Computer AT - Wikipedia
The IBM Personal Computer AT (model 5170, abbreviated as IBM AT or PC/AT) was released in 1984 as the fourth model in the IBM Personal Computer line, following the IBM PC/XT and its IBM Portable PC variant. It was designed around the Intel 80286 microprocessor.
IBM Personal Computer - Wikipedia
The IBM Personal Computer (model 5150, commonly known as the IBM PC) is the first microcomputer released in the IBM PC model line and the basis for the IBM PC compatible de facto standard.
The IBM PC
On August 12, 1981, Estridge unveiled the IBM PC at New York’s Waldorf Hotel. Priced at USD 1,565, it had 16 kilobytes of RAM and no disk drive, and it came with two programs — VisiCalc, for producing spreadsheets, and EasyWriter, for word processing.
List of IBM Personal Computer models - Wikipedia
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.
IBM PC/AT - Vintage Computer
The IBM PC AT was IBM's second generation PC (if you consider the XT an extension of the original PC). It was introduced in 1984 and included several "new" features such as a 6 MHz Intel 80286 processor, a 1.2MB 5.25" floppy drive and an improved keyboard.
IBM 5170 PC/AT - The Silicon Underground
2024年8月14日 · The IBM 5170 PC/AT, launched August 14, 1984, is a very popular retro PC, for several reasons. It was the last of the open architecture IBM PCs. And from 1984 to about mid-1987, it was the fastest and most expensive IBM PC.
IBM PC-AT (1984) - DOS Days
In August 1984, IBM launched their 2nd generation PC - the PC/AT (Model 5170), designed around the Intel 80286 microprocessor which ran at 6 MHz. "AT" stood for "Advanced Technology". In April 1986, IBM enhanced the standard …
The Golden Age of IBM PCs - PCMag
2021年8月11日 · The IBM PC/AT (5170) represented the first architectural upgrade to the IBM PC platform, introducing Intel's new 80286 CPU, allowing for vastly more RAM, a new keyboard standard, a 1.2MB...
Artifact of the Month: IBM Personal Computer AT, ca. 1984
2016年5月23日 · Our May Artifact of the Month is the state-of-the-art IBM Personal Computer AT, IBM’s second-generation PC. While this computer may seem like a mammoth in comparison to the latest MacBook Air, it was IBM’s streamlined and state-of-the-art release in August of 1984.
What does AT / AT Compatible mean? - Spiceworks Community
2011年1月10日 · From the PC-AT wiki page: “AT-class” became a term describing any machine which supported the BIOS functions, 16-bit expansion slots, keyboard interface, and other defining technical features of the IBM PC AT; in the case of the expansion slots, the term is largely synonymous with “ISA” (when the latter is not applied as a retronym to ...