"One of the more impressive looking enhanced 6950s is the PowerColor PCS++ model and today we have one of those on our test bench. With an enhanced cooler and significantly increased specifications over the standard 6950 we will be putting it up against the GTX 570 and Radeon 6970 to see if it can compete with those, more expensive models."
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