Game of Thrones has replaced The Sopranos as the most popular HBO show ever. Game of Thrones has reached an average audience of 18.4 million viewers.
The 2002 season of The Sopranos previously held the top spot for HBO, with an average of 18.2 million viewers.
The Season 4 premiere of Game of Thrones was the most watched single episode of an HBO series since the series finale of The Sopranos. Game of Thrones has topped that ratings high multiple times this season, repeatedly reaching a new series best 7.2 million viewers.
Game of Thrones airs Sundays at 9 PM ET on HBO.