Sunday's Game 3 between the New York Knicks and Indiana Pacers averaged a 3.2 rating with 7.1 million viewers across TNT and truTV.
It is the largest audience for a Game 3 of the Eastern Conference finals since 2015, and the second largest audience of the playoffs.
Tuesday's Game 4 averaged 6.7 million viewers, making it the most-watched Game 4 of an Eastern Conference finals since 2018.
The series has accounted for three out of the four largest audiences of the playoffs.