IBM Personal Computer XT
The IBM Personal Computer XT (model 5160, often shortened to PC/XT) is the second computer in the IBM Personal Computer line, released on March 8, 1983. Except for the addition of a built-in hard drive and extra expansion slots, it is very similar to the original IBM PC model 5150 from 1981.
| Also known as | IBM XT, PC/XT, XT |
|---|---|
| Manufacturer | IBM |
| Type | Personal computer |
| Release date | March 8, 1983 |
| Discontinued | April 1987 |
| Operating system | IBM BASIC / PC DOS 2.0-3.20 / PC/IX / SCO Xenix |
| CPU | Intel 8088 @ 4.77 MHz |
| Memory | 128 KB – 640 KB |
| Storage | 10–20 MB hard drive |
| Graphics | MDA, CGA |
| Sound | PC speaker 1-channel square-wave/1-bit digital (PWM-capable) |
| Dimensions | W: 19.5 in (50 cm) H: 5.5 in (14 cm) D: 16 in (41 cm) |
| Mass | 32 lb (15 kg) |
| Predecessor | IBM Personal Computer |
| Successor | IBM Personal Computer AT |
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