First of all you need to tell the specs of your system. It's easier for us to help you that way. If you don't know how then download a program called CPU-Z:
http://www.cpuid.com/cpuz.php
It tells alot of info about your computer. CPU, motherboard, ram, etc.
http://www.cpuid.com/cpuz.php
It tells alot of info about your computer. CPU, motherboard, ram, etc.