What is the equivalent mobile graphics card to the AMD HD 7850?

[samraptor]

Can you tell me the amd and nvidia mobile variant which is the equivalent

 

[ingtar33]

a 680M or a 7970M

 

[ACTechy]

Closest in performance: HD 7970M and GTX 680M (you could probably throw the 770M in there too).

Source: http://www.tomshardware.com/reviews/gaming-graphics-card-review,3107-7.html

 

[Eximo]

According to Tom's guide the 7970m or the GTX680m.

http://www.tomshardware.com/reviews/gaming-graphics-card-review,3107-7.html