When it comes to drivers 99% of the time it is advisable to have the latest drivers for your hardware below are listed the main driver sites for Graphics Cards / Sound Cards / Motherboards / Processors (if you have a problem finding the right driver for your specific hardware please post and we will do our best to help)

nVidia > Here

ATI/AMD > Here

Intel > Here

Creative > Here

Creative Kx > Here

Omega > Here