Looks like another multiconsole release.
http://www.gamespot.com/news/6149065.html
No longer a X360 exclusive
http://www.gamespot.com/news/6149065.html
Atari's Test Drive Unlimited will be arriving on Sony's PlayStation 2 and PlayStation Portable in autumn 2006. Currently in development at the company's Melbourne House studio, Atari promises that the PSP version will be one of the first genuinely online games for the console.
No longer a X360 exclusive