hello everybody , im very interesting in buying a mac pro but as you know always money is the big problem , i decide to buy a quad mac pro but there is two option , is there to much diference in power processing between Quad-core 2010 "Nehalem" 2.8GHz and 3.2GHz? i check in geek bench mark and the 2.8 GHZ get a result of 8360 and the 3.2 GHZ get a result of 9968. is that to much diference ? please i need some help me in this dilema !!! thank you for your time , thanks