The Intel® Core™ I5 2500K is about the best processor that you can get your hands on for gaming at this time. For gaming you will get the best out of the P67 chipset base boards. Now if you are looking to expand into other areas like video edit there are other boards that you may want to look at.
Intel Enthusiast Team
Even, AMD owner I agree with you. the i5-2500K with an ASUS P8P67 Pro or Deluxe is a killer combination.