Corsair's AX850 is an 80Plus Gold certified 850 watt power supply that aims to be the highest-quality model in its segment. It is fully modular and shows excellent performance characteristics in our demanding test suite. With a price of $180 it is not cheap but quality has its price.
There is a lot of free Microsoft software to be had, programs which enable better web surfing and help protect against spyware are just two types. PCSTATS Tips