Is Thermaltake Tr2 s 700w a good psu?

Solution
If you list all the parts in your system and your budget we can calculate how much power you need and find the best PSU to fit your budget and power needs.
A good quality 500-600 watt power supply is enough power for your build. Here's a few to choose from-

http://pcpartpicker.com/parts/compare/evga-power-supply-220g20550y1,evga-power-supply-220gs0550v1,seasonic-power-supply-s12ii520bronze,xfx-power-supply-xfxts550w/