Anybody got the full pic of this brains's head? or in higher resolution?

 

Not me

 

Maybe this will help some.
Concept Art World » Transformers: Dark of the Moon Concept Art by The Aaron Sims Company

EDIT: on second thought, I am mistaken. I realize this art of Brains in this one isn't a carbon copy, but the eyes instantly reminded me of the example in the link above, so I apologize for misleading.

 

This is the best I could get

 

wow, that look cool. It's photoshoped, but still, it's cool   thx man

 

All concept art is,including the image you posted in the first post.

It is either a straight up digital painting, or a rough 3d model that has been painted over the top of.

Here's an example, you should recognise this robot from AOE -