Yes, some use DIRECT X while others use Open GL or BOTH. This is important and depends on your preference. Some of its GPU specialize in shader modeling and so forth as well.
3d animation
a graphics processing unit or graphics card is the "device" that works with your CPU to display 3D and 2D graphics for various games and programs.
It is only possible to upload the latest drivers for any specific graphics card. Second life is a 3d game that generally requires a high performance graphics card.
yes
Probably not - 3D graphics uses a lot of memory, and preferably an independent graphics card. Laptops usually share their RAM with video, audio and other tasks, which makes it unsuitable for 3D graphics.
This depends on what CAD program you'll be using, but generally speaking you don't need a very robust or recent graphics card to do 3D house designs.
A video card (aka graphics card) renders components that are being displayed on your screen. even the windows transparency is rendered by a graphics card. many low end computers have graphics integrated into their cpu. this is not good for 3d gaming. So if you are a hardcore gamer get a laptop/pc with a dedicated graphics card.
XPression Real Time graphics was built to be a 3D graphics platform. The benefits of XPression is that it seamlessly integrates 2 and 3D clips and workflows into 3D animation. This program is great for news programs, sports shows, and any company looking to have crisp 3D graphics.
look at box. i dont know from top of my head, but will tell on box or in instruction manuel.
Google Earth requires a 3D capable graphics card with DirectX9 or OpenGL with 64MB of VRAM. Google Earth simply won't work without a graphics card.
graphical card
AGP stands for Accelerated Graphics Port. This type of graphics card provides a dedicated way for your computer to communicate with your graphics card.