I did a bit more research on passmark and did a little math and got:
Processor(all @ 3.5 ghz) --i7-3970x------|----i7-3770k--------|---i7-2700k
Total Score --------------12,874 -------|---9,619 ----------|---- 8,959
Score/Physical cores-----2,145 per core--|--2,404 per core --|---2,239 per...