If you need some advice..
http://www.barefeats.com/york2.html
"The gains to be had by the GeForce 8800 GT is well worth the $200.."
"The GeForce 8800 GT is *NOT* compatible with the older Mac Pro.."
http://www.barefeats.com/york2.html
"The gains to be had by the GeForce 8800 GT is well worth the $200.."
"The GeForce 8800 GT is *NOT* compatible with the older Mac Pro.."