So that brings it down to the Apple hardware. All Apple computers are pretty similar. When picking a Mac, how much to spend is usually the deciding factor. On the low end is the plan Macbook starting at 9 with a 13″ screen. Then they offer the Macbook Pro starting at 99 for 13″, 99 for a 15″, and 17″ for a staggering 99. Finally, they now offer the Macbook Air, a slim laptop, starting at 9 for an 11″. Prices can vary depending on the specs chosen, like RAM and hard drive size.
Turn your computer off and open the cabinet of your CPU. Replug all the wires in order to solve the problem. If you are not good in hardware, contact a computer hardware engineer for help. Get additional details from here.
If it’s a PC computer, you’ll need to do a little more research. Firstly, you’ll need to find out what major computer chips are out and learn about them (Quad Core, Dual Core, etc). You’ll need to get familiar with the products and get an idea of how long the technology has been out. Also Google rumors of updates to the chips; this will give you an idea of when the next version will be out.