Atari Portfolio
 | |
| Also known as | Atari PC Folio, DIP Pocket PC |
|---|---|
| Type | Palmtop PC |
| Released | June 1989 |
Introductory price | US$399.95 (equivalent to $1,040 in 2025) |
| Discontinued | 1993 |
| DIP DOS 2.11 | |
| CPU | 80C88 @ 4.9152 MHz |
| Memory | 128 KB RAM 256 KB ROM |
| Display | Monochrome LCD (no backlight) 40 characters × 8 lines |
| Graphics | 240 × 64 pixels |
| Sound | Tiny speaker (DTMF) |
| Input | Keyboard 63 keys, QWERTY layout |
| Power | 3× AA removable alkaline batteries (Optional AC adapter) |
| Dimensions | 20 cm × 10.5 cm x 2.5 cm (7.5" × 4" × 1.25") |
| Weight | 505 g (17.5 oz) |
The Atari Portfolio is the world's first IBM PC-compatible palmtop PC, released by Atari Corporation in June 1989.