IBM PS/2 Model CL57 SX
The IBM Personal System/2 Model CL57 SX (stylized as PS/2 Model CL57 SX) is the first laptop with a color TFT screen released by IBM in 1992. It was released a few months before the introduction of the ThinkPad series.
| Also known as | Type 8554 |
|---|---|
| Manufacturer | IBM and Toshiba |
| Type | Laptop (desktop replacement) |
| Release date | April 1992 |
| Introductory price | US$5,995 (equivalent to $12,500 in 2022) |
| Operating system | DOS, OS/2, Windows |
| CPU | 386SX @ 20 MHz (optional math co-processor) |
| Memory | 2–16 MB RAM (2 sockets) |
| Storage | 80 MB hard drive 3.5” 1.44 MB floppy drive |
| Display | 10.4" color TFT LCD |
| Graphics | VGA (640x480) |
| Input | trackball |
| Mass | 11 lb (5.0 kg) |
| Predecessor | IBM PS/2 L40 SX |
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