The 256GB capacity class is the sweet spot for enthusiasts. This size maximizes the price, capacity and performance ratio. SanDisk has high hopes for Extreme II, but in order to sell these drives in big numbers, it has to do well 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