Compaq Portable III
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| Manufacturer | Compaq Computer Corporation, United States |
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| Type | Portable computer |
| Release date | 1987 |
| Operating system | MS-DOS 3.1 |
| CPU | Intel 80286 @ 12 MHz, Intel 80287 (FPU) option |
| Memory | 640 - 8192 kB RAM |
| Display | 10" amber colored gas-plasma display |
| Graphics | 640 × 400 resolution, 80 × 25 text |
| Sound | PIT using a mini speaker |
| Connectivity | CGA,serial, parallel |
| Dimensions | 41 (width) x 19.2 (depth) x 24.8 (height) cm |
| Weight | 9.1 kg |
| Predecessor | Compaq Portable II |
| Successor | Compaq Portable 386 |
The Compaq Portable III is a PC/AT-compatible computer released by Compaq Computer Corporation in 1987. It was advertised as being much smaller and lighter than the previous portable x86-PCs, however it was still quite large by today's standards. Its street price upon its release was 4999 USD for a model equipped with a 12 MHz Intel 80286, 640 KB RAM, 1.2 MB 5.25" floppy, 20 /40 /60 MB hard disk, and a 10" amber colored gas-plasma display or 5799 USD with the upgraded 40 MB hard disk. There was also an optional ISA Expansion chassis allowed for 2 full length 16-bit ISA add-in cards for 199 USD. Power is supplied using a mains electricity outlet, no battery exists.
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