History: The iBook G4 was the final piece in the transition from the G3 to the G4 processor. In addition, the iBook G4 included a slot-load Combo drive, better graphics, USB 2.0, AirPort Extreme and Bluetooth support, a faster bus and memory architecture. The iBook G4 shipped in 3 configurations: 12.1"/800 MHz/256 MB/30 GB/$1,099 U.S., 14.1"/933 MHz/256 MB/40 GB/$1,299 U.S., and 14.1"/1.0 GHz/256 MB/60 GB/$1,499 U.S.