OK then, here are my new specs.
Graphics Card : GTX 770 2GB (Asus, Gigabyte or Zotac?) (Which one should I buy?)
Processor : Intel core i7 4770K 3.5gHz
Motherboard : MSI Z87-GD65
RAM : G-Skill DDR3 16 GB
PSU : Seasonic X-850 Gold
Cabinet : Which one should I buy? Options : Storm Trooper, HAF...