The Sandy Bridge architecture is very exciting as it incorporates so much into such a small package. While the architecture may not be revolutionary, it is a large step forward from the Nehalem/Westmere architectures, as it does almost everything a little better. Take the Clarkdale based Core i5 655K processor that we featured in this review. In comparison the Core i5 2500K is a significantly more powerful CPU and GPU.
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