my new system is win xp (update from win2k) and i have problems with softquadro only 800x 600 pixel aviable and 4 bit test with 40.01 , 42.51, 42.09 driver and nothing works ?! with my old system works 100% (win2k) but i have new software and i need win xp. i have geforce 4600 128 mb. please help... thank you very much