my i5-750 -- overclocked to 3.36GHz -- currently gets a geekbench 64-bit of ~ 9200.
i'm interested to doing more video editing, photoshop, handbrake -- will an i7 930/950 or i7 870/875K give me much of a boost? how about hyperthreading?
my i5 setup has 4GB of ram. will 8GB deliver much...