Assuming this would not be a workstation that relies heavily on 3D modelling software such as Maya, 3D Studio Max, etc. your graphics card requirements ought to be quite low. A GeForce 7800GT or an ATI Radeon HD 3650 would be my recommendations, as both cards are capable enough to last a while and not robust enough to be more of a gaming card.
cad
A graphic workstation is a workstation that is configured specifically for graphics work. It can include vector graphics, image manipulation, and bitmap graphics.
Crt monitors,lcd's & led's
A CPU and Ram
Yes, but not at the highest graphics options.
Nvidia make some of the best graphics cards around. The Nvidia 550 ti is a very good card from their range.
You can choose motherboards based on following chipsets: Intel
Although the Intel 4400 graphics card is not ranked as one of the best for gaming it is good for games.
You have 256mb there are no 258mb card but 256mb will do nicely
Here is a good article on using of Graphics Card,http://boddunan.com/component/content/article/37-new-technologies/3743-graphics-card.html?directory=3
It depends on your graphics card specifications and what resolution you run the game on
please help i need an ansa plz (also a hd graphics card that can run urban terror)