According to the Ole newspaper, AFA will pay Sampaoli $2Mln for early termination of his duties instead of $20Mln indicated in his contract which was initially valid until 2020.
The 58-year-old specialist took charge of the South American side in May 2017 with two-times champions struggling to qualify for the World Cup Finals.
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After an underwhelming qualification campaign, Argentina managed to set off to Russia, where the team scraped into the knockout stage with a 2-1 win over Nigeria only to be sent home after losing to France 4-3.
In June, media reported that the Argentina players unanimously voted for Sampaoli to be sacked as the team's head coach after they were held to 1-1 draw by Iceland and thrashed 3-0 by Croatia in their opening two World Cup games.