acer aspire5755g swap for gaming PC setup

Description:

i have here my acer aspire 5755g laptop in burgundy type colour.

Running

i3 2350m CPU @2.35GHZ.
6GB RAM,
windows 7 64BIT.
500GB hard drive.

It was the top spec window 7 acer.

Runs WOW on good settings with a FAN cooling program(installed).
Base score for windows experience 5.5 runs a g-force 610m graphics card.

Looking for a good gaming pc setup for straight swap.