Deep Blue (chess computer) offer, but Kasparov refused a rematch. Deep Blue, with its capability of evaluating 200 million positions per second, was the fastest computer to face a world chess champion. Today, in computer chess research and matches of world class players against computers, the focus of play has often shifted to software , rather than using dedicated chess hardware. Modern chess programs like Houdini, Rybka, Deep Fritz or Deep Junior are more efficient than the programs during Deep Blue's era. In a November 2006 match between Deep Fritz and world chess champion Vladimir Kramnik, the program ran on a computer system containing
Deep Blue versus Kasparov, 1997, Game 6 first time that a computer had defeated a World Champion in a match of several games. This, as well as the fact that Kasparov had lasted only 19 moves in a game lasting barely more than an hour, attracted much media attention. White: Deep Blue Black: Garry Kasparov Opening: Caro–Kann Defense, Steinitz Variation ("ECO" B17) 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Ng5 (see diagram) 5... Ngf6 6. Bd3 e6 7. N1f3 h6? (see diagram) 8. Nxe6! 8... Qe7 9. 0-0 9... fxe6 10. Bg6+ Kd8 11. Bf4 (see diagram) 11... b5? 12. a4