Youtube on an 867mhz titanium powerbook g4 with only 512mb of ram and a 4200rpm hard drive with Leopard Webkit. Still shows how powerful these old PPC's really are. : r/VintageApple
Apple iBook G4 - 14.1" PowerPC - 1.2 Ghz - Ram 256 Mo - DD 60 Go - Blanc | Rakuten
How to Install RAM in an iBook G4 « Computer Hardware :: WonderHowTo