If you have an older personal computer that needs some updated components to increase the speed or capabilities, then you should first understand the various components available and determine whether your computer has the capabilities to be compatible with newer components. Most personal computer resellers can you determine whether your existing computer is upgradable or not. The original manufacturer of the personal computer can also provide insight into whether or not this is possible.
Not all manufacturers of personal computers allow for an upgrade path for your equipment. Instead, they frequently release newer versions of PCs with higher-performing components which are usually not backward compatible. This is one of their best techniques to encourage people to purchase the latest computers available which have the faster, bigger and unique capabilities that their otherwise older PC did not have or offer. Although this is a great strategy for selling new computers it does not leave many options for people who want to extend the life of their existing computers by adding or upgrading individual components.
Some computer components that can provide increased performance by upgrading them include the monitor. Many existing and new computers are compatible with almost all the monitors. Of course, some monitors will have starker clarity and higher resolution with a newer video board or computer but you can still see some improvements by upgrading the monitor. And there are some computer manufacturers that provide a more enhanced video board that could be compatible with your current PC if you are looking for improvement in graphics and images.
Other computer components that can typically be upgraded without purchasing a new computer can also be a keyboard, mouse, speakers, and devices used for games such as joysticks. These types of components are much easier to upgrade over the internal components of your main computer.