I know that this does not really help the System 7 part initially but perhaps we should be making a list of the chipsets used in all the PCI based PowerBooks just as a starting point then hunt down the desktop versions after that? That way we can cover Macs running 8 and 9 at the same time.

Lombard:

(TI) PCI1211PGE

WS/PDQ:

(TI) PCI1131PDV