The most popular seller of any computer parts not just video cards is newegg.com. If you want to compare video cards I would recommend gpureview.com.
External video cards can be purchased from a number of retailers. They are available at any electronics stores such as Best Buy. They can also be purchased directly from the manufacturer of the type of video card that one is looking for.
the video card made of
I assume you mean drivers. To update a video card drive you must visit the cards manufacturer website.To Find Out Your Video Card:On Windows 7 or Vista:1. Search and Open RUN2. Type dxdiag and Enter3. Open the Display Tab.4. It will tell you your video card's name.
look for a game stop
Try searching the video card manufacturer's website for updated drivers.
Intel amd
Some video cards do, and some video cards don't. You can buy a vga -> dvi adapter, though.
That would depend greatly as to how far back do you want to go? Video Cards (NVIDIA, ATI, to name a couple etc), Video Capture Card, ATI Video Cards, PCI Video Card ... are just a few of the types, not to mention the various models of each card that exists.
It depends on the laptop, if it was a custom one then you can change the video card. You need to check with the computer manufacturer.
20%?
For one to purchase a Target gift card, one needs to go to a location which sells these gift cards. Target sells their own gift cards, so one could go there and load up a card.
Download the software from the video card manufacturer's website and reinstall it.