Floyd Mayweather took a shot at his boxing rivals by posting a picture of BoxRec's ratings on social media with the caption 'greatest of all time'.
The American welterweight won all 50 of his professional fights over a 21-year career, and he reminded the world about it.
Mayweather has a higher rating on BoxRec's calculations ahead of the likes of Manny Pacquiao and Muhammad Ali.
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The 42-year-old has amassed 2256 points according to the system, a long way clear of second-placed Pacquiao on 1629.
And he proudly let his Instagram followers know: "Numbers don't lie and Boxrec told the truth. It is what it is."
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Mayweather last fought against Conor McGregor in August 2017, when he won his 50th professional bout.
He beat rival Pacquiao in 2015 in a long-awaited clash between the two men considered to be the best pound-for-pound fighters in the world at the time.
Argentine middleweight Carlos Monzon comes in third on the list on 1588 points before Ali on 1485.
Bernard Hopkins (1470) is fifth ahead of Sugar Ray Robinson (1469), Joe Louis (1466) and Archie Moore (1289).
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Oscar De La Hoya comes in ninth (1262) and Julio Cesar Chavez (1202) rounds out the top 10.
Joe Calzaghe is the highest ranked Brit on the list - coming in 32nd placed on 859 points.
Featured Image Credit:Topics: Floyd Mayweather