You should build it yourself. I know you're not very comfortable, but there are some good sites that take you step by step on how to build your own pc.
http://www.pcmech.com/byopc/
That's a very thorough how to article and very informative. You'll definitely learn a lot by doing it yourself and also save some decent money.
http://www.pcmech.com/byopc/
That's a very thorough how to article and very informative. You'll definitely learn a lot by doing it yourself and also save some decent money.