In 2003 Deep Junior played a six-game match against Garry Kasparov, which resulted in a 3–3 tie.3
It won a 2006 rapid game against Teimour Radjabov.
In June 2007, Deep Junior won the "ultimate computer chess challenge" organized by FIDE, defeating Deep Fritz 4–2. These programs opted out of the World Computer Chess Championship, which was held at the same time and won by Rybka with a score of 10/11.
Junior won the World Microcomputer Chess Championship in 1997 and 2001 and the World Computer Chess Championship in 2002, 2004, 2006, 2009, 2011 and 2013; both organized by the International Computer Games Association.
Maccorduck, Pamela (2004). Machines Who Think: A Personal Inquiry Into the History and Prospects of Artificial Intelligence. A K Peters, Ltd. p. 482. ISBN 1-56881-205-1. 1-56881-205-1 ↩
TCEC, November, 11 2013: Don Dailey (Komodo) (Season 2 Participant) "Junior is not super strong, but it's super dangerous—if that makes any sense. It has some evaluation that can sting if it's in the right situation—that no other program has." /wiki/Thoresen_Chess_Engines_Competition ↩
"Kasparov & Deep Junior fight to 3-3 draw!". www.thechessdrum.net. Retrieved 2024-02-15. https://www.thechessdrum.net/tournaments/Kasparov-DeepJr/ ↩