System A (Intel Core i7-2700K) better: 40 votes
System B (AMD FX-8150) better: 73 votes
No difference: 28 votes

I don't really trust AMD marketing team after earlier news of dishonesty. They could have easily used better memory/SSD to make AMD feel faster. Also as AMD does not have onDie PCI-e controller, I don't see how it can be better for gaming.
Don't even want to mention power consumption difference.