| Version | Tournament | Title | Participants | Score | Games |
|---|
| Fidelity X | Chess, 1991, Vancouver | | 15 | 4.5 | 7
|
| Fidelity X | Chess, 1989, London | Bronze medal | 9 | 6.5 | 8
|
| Fidelity X | Chess, 1989, Edmonton | | 24 | 3.0 | 5
|
| Fidelity 4 | Chess (Manufacturers), 1988, Almeria | | 8 | 4.0 | 8
|
| Fidelity 1 | Chess (Manufacturers), 1988, Almeria | | 8 | 3.0 | 8
|
| Fidelity 2 | Chess (Manufacturers), 1988, Almeria | | 8 | 2.0 | 8
|
| Fidelity 3 | Chess (Manufacturers), 1988, Almeria | | 8 | 4.0 | 8
|
| Chess (Commercial), 1988, Almeria | | 3 | 6.5 | 11
|
| Fidelity B | Chess, 1986, Dallas | | 14 | 3.5 | 7
|
| Fidelity A | Chess, 1986, Dallas | | 14 | 5.5 | 7
|
| Fidelity C | Chess, 1986, Dallas | | 14 | 4.5 | 7
|
| Fidelity Elite Y | Chess, 1984, Glasgow | | 19 | 4.5 | 7
|
| Fidelity Elite X | Chess, 1984, Glasgow | World Microcomputer Chess Champion | 19 | 5.0 | 7
|
| Fidelity X | Chess, 1983, New York | | 22 | 2.5 | 5
|
| Fidelity X | Chess, 1981, Travemünde | World Microcomputer Chess Champion | 8 | 6.0 | 7
|
| Fidelity X | Chess (Playoff), 1981, Travemünde | World Microcomputer Chess Champion | 2 | 3.0 | 3
|