Trade Powerspec Pc With Windows Xp for g5 computer

I have a powerspec computer i would like to trade for a g5 computer plus i wil through in a sony vio 1.5 ghz p4 and here are the specs for the powerspec which i must say is really fast....Intel® Pentium® 4 Processor at 3.00GHz HT
Please consider this and if you want i will also send a 1.3 ghz g4 ibook just got it thanks. my email is xboxlive42626@mac.com