The first computer to win a state championship (Mississippi in 1981). It won with 5 wins and no losses. Its first rating was 2258, running on a Cray-1 computer. At the time, it was the world’s fastest computer (80 million instructions per second). Cray Blitz was the World Computer Chess Championship from 1983 to 1989. The program was written by Robert Hyatt and Albert Gower, both of the University of Southern Mississippi. The chess program “Crafty” is a direct descendent of Cray Blitz.