Graphics Cards are a great way to enhance your desktop experience but here are some things to consider
- power supply - do you have enough power to supply to a high performance graphics card?
- case size - does your current computer case have the space?
- heat - higher end graphics cards can produce more heat, does your case have enough airflow?
With these things in mind, don't allow some so-called computer guy to just sell something to you that you may or may not be able to use.
So if you are ready to upgrade or build a custom computer