Chambon won the 3x3x3 Rubik's Cube event at the 2005 French Open, in what was only his second tournament. In the first round of this tournament, he broke the European Record for the fastest average time. Later that year he finished second in the World Championships.
Chambon triumphed in the 3x3x3 Rubik's Cube event at the 2005 French Open, which was his second tournament. In the first round of this competition, he set a new European record for the fastest average time. Later that year, he placed second in the World Championships.