A home PC is built for personal use if you want your own server you may want to switch form Windows to Linux. That means no games at all no good video cards. Lots of ram and space. Even after that you also got to think about what type of internet you got. If your using dial-up it will be well a failure. Just find yourself a reseller company that meets your needs. But building a server is going to be a great expense at time and money.