It helps to mention what motherboard,cpu,memory,size power supply , will you use a sound card or built in sound? All these things make a differance.What are you going to use this computer for ? gaming? video? Do you plan on spending a wad or are you like most of us on a budget?Some things can and can't be pinched on,it all depends on your taste and what you want to do.The key thing is not to get in a rush when trying to overclock as it does and will take time.