When you use these tools, no matter if you are looking to get a video card driver or a usb device driver, it seeks out the best available drivers
. Just imagine how many errors and incompatibilities that you can dodge as, behind the scenes, all your drivers are always kept up to date. At this point i advise you to experiment with one of these handy programs - see for yourself its ability to detect and update just the right driver(s) for you and your computer. It's common these days to try out new software and hardware when they become available, thus it must be our routine to keep them maintained properly. You probably know of some friends or coworkers who also have questions about their drivers - why not "share the wealth" and forward the information i've provided.