Kevin Durant found his steady stroke to score 26 points to go with nine rebounds and seven assists while also handling a load of the defensive assignment against LeBron James.
Klay Thompson added 20 points playing on a tender left leg to put the defending champions two victories from a repeat title they have talked about since the season began last fall.
James followed up his 51-point performance in Game 1 with 29 points, 13 assists and nine rebounds in a far tamer finals sequel minus the utter craziness of a drama-packed opener three days prior.
Curry hit five 3s in the fourth quarter as the Warriors turned it into a romp after the Cavaliers were within seven points early in the period.
He passed Ray Allen, who made eight 3s in a 2010 game, and also moved ahead of LeBron James into the career lead with 90 3-pointers in the NBA Finals.
Game 3 is Wednesday night in Cleveland.
DEVELOPING: This story will be updated.