Hello i have a pavillion a1700n pc .I play alot of online games my friend sold me a gtx 650 ti boost card t o improve graphics and framerate on game . but i was t old by a shop in my town i have to upgrade my processor and power supply i want to put a fx amd processor in it .i have a am2 socket for processor processor.what processor can i use and what power supply do i need.Also do i need to upgrade stock fan when i upgrade processor? pls help! ty