"Sapphire did place the Vapor-X Cooler on the card, and when you compare the temperatures seen by the Vapor-X model compared to the regular model Sapphire has out, there was a 17°C difference in temperatures at the stock load testing between the two models. The overall performance of the HD6870 Vapor-X card was quite impressive when it was stacked up against the competition at stock speeds and once the card was clocked to 1GHz, it was able to tear though the tests that I threw at it and give some good numbers that were quite competitive."
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