In the above configuration, you can make the following changes --
Intel RIG --
Intel Pentium G620 ~3500/-
ASUS P8H61M-LX ~3700/-
Cooler Master eLite 310 ~1500/-
[rest configuration same-same as earlier]
AMD RIG --
AMD A6-3500 ~4900/-
GIGABYTE A55M-S2V ~4000/-
[rest configuration same-same as earlier]
Hope this helps, Cheerio!!