Hello My Name is Jhonny Gonzlez From Bogot Colombia After Installa Windows 7 ultimate RC 1 64bits, and install the recommended driver for network realtek 8168 PCI-E, in the motherboard Gigabyte GA790GP-UD4H, i have some isssues with internet connection, when win 7 start the network is ok, but after 2 minutes the icon in the bottom says the is not connected, whatever i run the cmd and put the old commands to release and renew de ip for the router, i have motorola SBG900 wirelss via cable TELMEX. Thanks, great performance to compare with windows vista :D congrats.