Naff off ceevee, you can't even read. Why are you trying to compare a Pxxx score with a Xxxx score?

Most users are concerned with price, and ATI looks to have the best performance per unit for whichever currency you want to choose. They also look to have a very fast product when combining cards along with low power consumption.

Back on topic, PC Perspective have posted a quick performance preview of the 4850:

http://www.pcper.com/article.php?aid=579

GPUz shows 10Gpixels, 20Gtexels and ~64Gb of bandwidth.