Alright let me clear up this Quartz Extreme thing:
I have 3 Macs:
iMac DV Special Edition
400Mhz G3, 128MB of RAM, 13GB HDD, 8MB Rage 128vr AGP
iBook
500Mhz G3, 128MB of RAM, 10GB HDD, 8MB Rage 128 AGP
Power Macintosh G4
800Mhz G4, 768MB of RAM, Dual 40GB HDDs, 32MB Radeon 7500...