Deep Junior, a program written by Israelis Amir Ban and Shay Bushinsky, and running on a Dual 12 core Intel Xenon I5 2.7 GHz computer, won the World Computer Chess Championship in Yokohama, Japan. Junior has now won six of the last eleven tournaments.
http://www.jpost.com/LandedPages/PrintArticle.aspx?id=323527
http://en.wikipedia.org/wiki/World_Computer_Chess_Championship