http://www.griffintechnology.com/products/monitor_adapters/ There is a subtle difference in G4 video and some older adapters do not include a jumper which identifies the monitor as a Mac type. The result is that the software thinks an Apple monitor, with it's identifying codes, is really a VGA monitor. In most cases it makes little difference. -- --> There are 10 kinds of people: those who understand binary, and those who don't <--