Which is the best video editing computer?

Hi friends, i am looking for the best video editing computer,as my pc is very slow .Please suggest me at what price can i get the best speed ? My budget is around $800.please help me,thanking you in advance.

Hey you didn't specify your requirements. still at this price you can get

LAPTOP OR DESKTOP

1. About 2.8ghz processor
   
2. 2gb of ram
   
3. AMD or intel
   
4. Windows

Let me tell you frankly at this price you can get the shelf system and or a dell

What about a graphics card with dual monitors out ?

oz :-)