It should come as no surprise that compared to the year-old GeForce GTX 680 2GB graphics cards, the new GTX 770 2GB is just a bit faster in all of our tests. That variance can spike a bit on certain games that take more advantage of the additional memory bandwidth provided by the 7.0 Gbps memory system but otherwise you could easily overclock just about any GTX 680 on the market to get the same results we are seeing for the GTX 770 here."
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