'The Lion and the Rose' - dubbed the Purple Wedding by fans- broke the record for most people sharing a file simultaneously on the program, reported Independent online.
Shortly after it was uploaded, the torrent was shared by 193,418 people, while 145,594 were uploading a complete copy and 47,824 others were downloading.
The previous record was held by the 'Game of Thrones' season three finale, with 171,572 users.
Including similarly available torrents, approximately 1.5 million downloads of the episode took place in 24 hours.
'Game of Thrones' director Alex Graves recently described the fourth season finale as "the episode to end all episodes".