LSI SandForce announced the new B02 stepping several months ago. Now companies are starting to build hardware. SF-2281VB2 uses technologies introduced by LSI to reduce the power consumption of the successful 2281 SATA III controller. The result is the same SF-2281 performance, but now paired with ultra low power consumption."
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