The Cowboys and the Giants have played 100 regular-season and playoff games since 1960. Through the 2011 season, Dallas leads the series 56-42-2.
5 now. And are 4-1. They lost to the ravens in the 2000 super bowl
Through the 2008 season, 11 times with the Giants holding a 7-4 lead in games won.
Once. On January 13, 2008, the Giants upset the heavily favored Cowboys, 21-17, in a divisional playoff game at Texas Stadium. The Giants went on to win the NFL championship.
Never, this is the first time.