im going to use my old hard drive and it is a Western Digital model # WD800JBRTLW. And i have the ram and avery thing i need to get started. Now i have a few questions since im going to use my old hard drive do i need to wipe it clean? and if so how do i do that ? I have the disc it came with. Now for my second qustion after installing my hard drive is it as simple as putting in my motherboard disc and installing the drivers for it and bios and than installing my os. I know im a mega noob at this thats why i went so cheep on my first computer build annyway all your help would be varry appreciated.