http://www.techenclave.com/cpu-mobo-corner/amd-intel-config-for-15k-174547.html
So ur budget is 15k/25k. Or is this for another rig?
Thats why giving suffient details rather than a blunt query of Proccy+mobo+RAM-->25k will result in better suggestions and give little room for speculation about rest of the rig, usage etc...