Portilla, Raul
Current rating: 1482
Record: 4-5
| Grand Prix Bilbao 2005 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 388 | Fabregat, Enric (1500) | Lost 0-2 | -181482 |
| 2extended | 496 | Broens, Christian (1482) | Lost 0-2 | -181464 |
| 3extended | 571 | Martin Gonzalez, Aitoz (1467) | Won 2-0 | +181482 |
| 4extended | 521 | Ramirez, Jesus [ESP] (1482) | Lost 0-2 | -181464 |
| 5extended | 560 | Rios, Jose (1473) | Lost 0-2 | -181446 |
| 6extended | 547 | Landaluce, Iker (1446) | Won 2-1 | +181464 |
| 7extended | 505 | Fernandez, Daniel [ESP] (1464) | Lost 0-2 | -181446 |
| 8extended | 470 | MARTIN, ANDER (1446) | Won 2-0 | +181464 |
| 9extended | 453 | Usunaga, Unai (1466) | Won 2-0 | +181482 |
| average opponent: 1470record: 4-5 | new rating: 1482 | |||