Renzi, Roberto
Current rating: 1522
| Grand Prix Florence 2007 (Time Spiral block) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 308 | Spataro, Luca (1500) | Won 2-1 | +181519 |
| 2block | 354 | Garcia Copete, David (1684) | Lost 0-2 | -151504 |
| 3block | 433 | Sergi, Stefano (1500) | Lost 1-2 | -181486 |
| 4block | 480 | Padovani, Dario (1481) | Won 2-1 | +181504 |
| 5block | 473 | Sala, Simone (1500) | Won 2-0 | +181522 |
| 6block | 401 | Leonardi, Luca (1520) | Won 2-1 | +181540 |
| 7block | 377 | Salak, Martin (1537) | Lost 0-2 | -181522 |
| top | average opponent: 1532record: 4-3 | new rating: 1522 | ||
| Grand Prix Rimini 2004 (Mirrodin block) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 99 | Moya, Cristopher (1425) | Won 2-0 | +161534 |
| 2block | 146 | Delere, Andre (1761) | Lost 0-2 | -141520 |
| 3block | 218 | Acquafermata, Renato (1501) | Lost 1-2 | -181502 |
| 4block | 269 | Astorri, Giacomo (1482) | Won 2-0 | +171519 |
| 5block | 196 | Messina, Giuseppe (1504) | Lost 1-2 | -181501 |
| top | average opponent: 1535record: 2-3 | new rating: 1501 | ||
| Grand Prix Genoa 2003 (Onslaught block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 85 | Cambini, Giorgio (1499) | Won 2-0 | +181518 |
| 2block | 73 | Arecco, Luca (1518) | Won 2-0 | +181536 |
| 3block | 83 | Carli Maltinti, Lorenzo (1471) | Won 2-0 | +171553 |
| 4block | 66 | Bellucci, Fabio (1536) | Lost 1-2 | -191534 |
| 5block | 76 | Battini, Marco (1537) | Won 2-0 | +191553 |
| 6block | 20 | Rolla, Riccardo (1646) | Lost 0-2 | -171536 |
| 7block | 64 | Paolucci, Matteo (1500) | Lost 0-2 | -181518 |
| top | average opponent: 1530record: 4-3 | new rating: 1518 | ||