"The AMD Radeon 6950 is a card which has been available for nearly 7 months but that doesn't seem to be stopping manufacturers from tweaking the design to suit their needs and one of the latest to do so (again) is Sapphire. In the form of a custom PCB, custom cooler model with a bundle designed to please even the most demanding consumers we have the Sapphire Radeon 6950 DiRT 3 Edition."
Any major computer upgrade generally requires a full software reinstall too. No so if you heed the advice in the guide to Upgrading a Motherboard without Reinstalling. PCSTATS Tips