While this is reported by Mac Scoop as the minimum requirements to run the developer’s DVD (handed out at WWDC), it would not be surprising that the G3 would be excluded as a recommended platform in the final version.
• an Intel processor or a PowerPC G4 or G5 processor
• a DVD drive
• built-in FireWire
• at least 256 MB of RAM for a Power-PC based Mac and 512 MB for an Intel-based Mac (additional RAM is recommended for development purposes)
• a built-in display or a display connected to an Apple-supplied video card supported by your computer
• at least 6 GB of disk space available, or 8 GB if you install the developer tools More …