I found some intresting info on the G5 and the 1 and 1.1 ghz g4@ http://www.geek.com/procspec/apple/g5.htm
It says the 1GHZ g4 is expected sometime in Q1, and the G5 sometime in Q3, starting @speeds of 2GHZ.
It says the 1GHZ g4 is expected sometime in Q1, and the G5 sometime in Q3, starting @speeds of 2GHZ.