9th World Microcomputer Chess Championship
Software Group
Sep. 1989, Portoroz YUG | # | Name | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | P | SB | G |
| 1 | Mephisto X | 2w= | 5b1 | 8w1 | 7b1 | 3w1 | | | 4w1 | 6b1 | 6½ | 18¾ | 7 |
| 2 | Rebel | 1b= | 4w1 | 6b1 | | 5w= | 8b1 | 7w1 | 3b= | | 5½ | 15 | 7 |
| 3 | Pandix | 8w1 | 7b1 | | | 1b0 | 4w= | 6b1 | 2w= | 5b= | 4½ | 10 | 7 |
| 4 | AI Chess | 6w1 | 2b0 | 5w1 | 8b1 | 7w1 | 3b= | | 1b0 | | 4½ | 9¼ | 7 |
| 5 | Why Not 89 | | 1w0 | 4b0 | 6w1 | 2b= | | 8w1 | 7b1 | 3w= | 4 | 8 | 7 |
| 6 | Paul | 4b0 | | 2w0 | 5b0 | 8w1 | 7b1 | 3w0 | | 1w0 | 2 | 1 | 7 |
| 7 | Kempelen Atari | | 3w0 | | 1w0 | 4b0 | 6w0 | 2b0 | 5w0 | 8b1 | 1 | 0 | 7 |
| 8 | Nightmare | 3b0 | | 1b0 | 4w0 | 6b0 | 2w0 | 5b0 | | 7w0 | 0 | 0 | 7 |
An illegal entry called Quick Step was disqualified after the 7th round. This table contains only the qualified entries.
Titles:
World Micro Absolute Champion: Mephisto Portoroz (claimed to be identical with Mephisto X)
World Micro Manufacturers Champion: Mephisto Portoroz (unchallenged)
World Micro Software Champion: Mephisto X
World Micro PC Champions: Pandix, AI Chess