Step 1 Select your PC Case

You can get a PC Case with or without a power supply if you are wanting to build a upmarket computer i recommend that you purchase a PC Case with out a power supply,  and research what type of power supply you will need there a plenty of different power supplies out there.

Step 2 Select what type of Operating System

There a are few types of operating systems, ( Windows Xp Windows Vista )these you have to purchase they are around the $200.00 Dollars.You can also install linux you can get a free copy from PC ’s Mags.

Step 3 Select CPU Processor

There are different types of processors that you can use IntelProcessor Core Two has two processors  or even the Intel Quad Core has four processers and they all vary in processing speeds up to 3.7ghz You can get Intel celeron  is  a cheaper verison of processor to the Genuine  Intel or most gamers get AMD your choice the price varies depending on the the size of the processor.

Step 4 Select Your MotherBoard

Here are some  Motherboard Manufactors (Gigbyte,Asus are the big sellers it” your desision research before you bye.

Step 5 Select Your Ram

Computer Memory Ram comes in different sizes and it depends on what type of motherboard you have chosen, these days you have a couple choices of Ram (DDR2 0r DRR3  they come in sizes from 1gb to 4gb sticks depends on what you motherboard will support, the more ram you have the better the computer will preform you can get this info from your motherboard specks.

Step 6 Select  Harddrive Size

HardDrives come indifferent sizes 80gb,120gb,250gb to 1tg that 1000gb

Step 7  Select Video Card

Now Its Time To Build Your Computer

I found this Site That will take you through the processes of building your own.

Follow this link:    http:// www.build-your -own-computer.net

or: 

http://www.monkeysee.com/play/10463-how-to-build-a-computer