That mark checks in as the 11th swiftest swim of all time .
That mark even surpasses the 2 : 07.76 time Koch registered at the 2015 FINA World Championships to claim the gold .
That mark checks in as the 11th swiftest swim of all time and even surpasses the 2 : 07.76 time Koch registered at the 2015 FINA World Championships to claim the gold .