help on building a green pc

hi everyone...
i want to build a green pc, but i want it for extreme 3d applications...
i'll be precise,
i want it for architectural walk throughs & 3d Rendering for pixel sizes of 3k & above..it should happen fast...
i have the follwing config in mind but i dont knw which brand is the best...

Quad core dual CPU- SLI, 4 Gb ram, 8800 graphic cards,350 to 500 GB HDD, 20" to 22" LCD, a hi wattage cool feature cabinet...(toolless)..

And shul i go for AMD or Intel..Plz help...i would be gr8ful for anyone's help...

thnx