Alright so after asking for help a few days ago i put together this list http://pcpartpicker.com/p/dHKKwP Budget is 300$ and i plan on putting parts from this prebuilt http://support.hp.com/us-en/document/c04293928 into the new case and i would just like to know is there any compatibility issues? and also does that power supply have a 4 pin connector for the motherboard?