I was hoping some one would point this out . first gen i7's ar remarkable processors in their own right bu a third gen i5 is much stronger in virtually every sense. My rendering machine in office is a 920 paired with a quadro 580 (it get badly stressed in flamingo renders or with Bunkspeed shot). Home pc is in sig.I'll go with the 3740 . I use my pc for gaming . And the LGA1156 mobo are hard to find these days .