guys finally my new computer rig arrived today, but my problem is the store has already installed everything on it including windows 7 ulitmate and its intel drivers etc.. the problem is they used the DVD that comes with the motherboard so its an old drivers being installed in my desktop.. how to update this drivers? intel chipset drivers, realtek HD audio etc? i have already downloaded before hand the drivers for it, but i dont know how to install this when they have already installed an old drivers please help