Predictions made by Ray Kurzweil this decade." Deep Fritz is a computer chess program—generally considered superior to the older Deep Blue — that has defeated or tied a number of human chess masters and opposing chess programs. Due to advances in personal computer performance, the Deep Fritz program can now run on ordinary personal computers, and different versions of it are available for purchase. In September 2002, "Chessmaster 9000", a widely available chess playing game from Ubisoft, defeated the then U.S. Chess Champion and International Grandmaster Larry Christiansen in a four-game match. In 2006 reigning World Champion Vladimir Kramnik was defeated 4:2 by Deep Fritz,
Human–computer chess matches Michael Adams 5½–½ in a six-game match. While Adams was criticized for not preparing as well as Kasparov and Kramnik had, some commentators saw this as heralding the end of human-computer matches. Kramnik, then still the World Champion, played a six-game match against the computer program Deep Fritz in Bonn, Germany from November 25 to December 5, 2006, losing 4–2 to the machine, with two losses and four draws. He received 500,000 Euros for playing and would have received another 500,000 Euros had he won the match. Deep Fritz version 10 ran on a computer containing two Intel Xeon CPUs