He played for the Toronto Raptors, Dallas Mavericks, Atlanta Hawks, Los Angeles Clippers in the NBA.

N'Diaye was part of the federation's development program and had a desire to continue his studies and improve his basketball skills in the United States.

His long reach and athleticism made him the anchor of Auburn University's defense for much of his time there.

His averages per game during his senior season there were 26.3 minutes, 8.9 points, 8 rebounds, 1.8 blocks, 2.2 turnovers, and 3.1 fouls.

He finished his college career with averages of 21.7 minutes, 6.8 points on 50.7% shooting and 64.1% free throws, 6.2 rebounds, 1.9 turnovers and 1.9 blocks per game.

In October 2005, he joined the Golden State Warriors, wearing number 32, but was waived later that month.

He played in 69 games in the NBA, averaging 3.8 points on .427 shooting and .736 free throws with 3.3 rebounds, 2.1 fouls and 0.9 blocks in 12.4 minutes.