> Yes, that's the whole point of it in terms of MorphOS. All PowerMac G4 generations with AGP are supposed to be supported (but probably not every model of each generation
For my understanding, it's just a matter of the used CPU. If it couldn't be managed to get the 7400 running, a cpu upgrade should help. As pega-1 pointed out in one of your given links, the support of Powermac 3,1 to Powermac 3,3 doesn't mean that it is supported with its original cpus. But I'm sure you know this :)