During this time the program built up a database of cards dealt, betting decisions and outcomes. The computer program required the power of four thousand computer processors, with each processor handling six billion hands per second.
In order to learn the game, Cepheus played more than a billion billion hands of Texas hold'em - more poker hands than have been played in human history. The program is called 'Cepheus' and the devolopers believe that not even the best players in the world would win against it in the long run. A group of Canadian programmers and researchers at University of of Alberta have created what they claim to be the first unbeatable Limit Hold'em program.