hi, i am new to linux. i have a dell laptop, latitude c600 , p3 proccessor ,80 gig hd , 750 mhz. i chose to use ubuntu and firefox browser. i 'm not sure my graphics card is running at full potential (rage mobiltiy m3 2x) because i cannot access my other resolution modes or get higher than 16m 1024x768. i am also trying to test it's 3d acceleration mode but i cannot seem to find it's driver at recomended sites. help!!