This is a very broad question. The price of a video card can change greatly depending on it's specs and it's age. You can probably find an older video card for like $20 and if you want a top of the line new one be expected to spend around $150 - $500
Depending on the graphic needs of a laptop, graphic cards can vary in prices. Top names such as GeForce can range from $45 up to $300 and Radeon from $100 to $1000. Everyday use for the average laptop, a graphic card would run in the mid $50 range.
One can have more than one graphics card on a computer, but studies have shown its not worth running more than one card. It will not speed up one's computer any. In fact, it usually slows it down.
usually $120 from wal-mart
about 159 depending on which one you get
I have a DV520 Camcorder, It will only video for 2 minutes.
Well first of all, you dont add video ram to a video card. The ram is soldiered onto the video card. In order to upgrade your video ram, you will have to replace the video card. Doing so will benefit you in any 3-d applications (games) you run. If you arent much of a gamer, you probably wont benefit at all, if you are a gamer, a new video card can breathe a whole new life into your old computer.
Because ps3's video card and memory card is small. Thats why its so much lag.
You can upgrade an AGP video card to any other AGP video card.
It depends on the camera.
The screen resolution(in pixels), the number of colors, and the enhancements to the color information affect how much video RAM is needed for a video card. Pg 389 of A+ Guide to managing your pc, 6th edition.
You need to buy a better video card. There isn't much else you can do.
Video cards have their own memory. Adding RAM to the machine will help graphics performance, but not as much as a card with more on-board memory.
Nvivia video card.
If you're lucky you may get 30 seconds out of it. If you do not have at least a 2 gb card you should not rely on it to shoot any video at all.
it can hold about 5-10 hours depending on video resolution.
AGP Video card AGP retention mechanism = AGP Video expansion card