These days, all computers need a graphics card. The 5550 graphics card is available for purchase from computer parts and supply stores Micro Center and New Egg, as well as Amazon, and even some Walmarts.
There are a wide variety of different places where one can purchase a GTX690 Graphics card. The best place to find the graphics card is at a local electronics store such as Best Buy.
You purchase a new card from the internet or a computer hardware store Then remove your old card from you PC Then you place the new card in the same slot as the old one Then install any drivers for the card that came with it when the PC loads by placing the CD in the disk drive
You will still be able to use the on-board VGA but your new graphics card (depending on which one) will be better so you can use the ports on the graphics cards instead.
Somewhat, it can affect the speed of loading times. Many graphics card have their own built in ram. I recently purchased one and it had 1 GIG of ram.
There are many places one can purchase a GTS 250. If one decides this is the best graphics card, one can order one online or go to a local computer store to get one.
No both graphics card must be the same.
To update a graphics card, you don't download some software on your computer to have better graphics. To update a graphics card mean taking out the one you have (if any) and putting in a new one. To see a large variety of graphics cards and info on them, and a place to buy, and says which ones are better than others, go to tigerdirect.com. I hope this info is most helpful.
One could find and purchase a used NVIDEA video card at the following locations: Ebay, Newegg, Amazon, and many more. Each location has a great selection of used graphics cards.
To update a graphics card, you don't download some software on your computer to have better graphics. To update a graphics card mean taking out the one you have (if any) and putting in a new one. To see a large variety of graphics cards and info on them, and a place to buy, and says which ones are better than others, go to tigerdirect.com. I hope this info is most helpful.
Depends on how new your graphics card is and how powerful it is, if you're running 600w+ it should be able to take most new graphics cards, but newer one you may have to upgrade to something around 800w+
If your computer has a sound card there is no need to purchase a new one.