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| Also known as | IBM AT, PC/AT |
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| Manufacturer | IBM |
| Type | Personal Computer |
| Release date | August 14, 1984[1] |
| Introductory price | Approx. US$6,000 (equivalent to $18,400 in 2023) |
| Discontinued | April 2, 1987[2] |
| Units sold | >100,000 |
| Operating system |
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| CPU | Intel 80286 @ 6 and 8 MHz |
| Memory | 256–512 KB onboard + 3.5 MB with additional memory cards |
| Storage | 20 MB hard drive 1.2 MB HD 5.25" (135 mm) floppy drive |
| Graphics | CGA, EGA |
| Input | Parallel, serial |
| Power | 120/240 VAC |
| Predecessor | IBM Personal Computer XT |
| Successor | IBM Personal System/2 |
| Related | List of IBM Personal Computer models |
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.
- ^ Somerson, Paul (1984-11-13). "AT the Party". PC Magazine. p. 123. Retrieved 2014-07-05.
- ^ "IBM PC AT at Vintage Computer". Archived from the original on 2020-08-22. Retrieved 2010-10-20.