tedster - 4:24 am on Sep 15, 2010 (gmt 0)
Welcome to the forums, virtualmediabr. Your question mixes up PageRank and rankings. PageRank depends on how the rest of the web interlinks with a site - nothing more.
PageRank is one of several hundred factors used to determine where a page ranks for a particular search - and it is one of the more important factors, too. Page Speed a new but rather small factor in the ranking calculation.