• AirPort Extreme and Bluetooth now standard
  • Large, wide screen
  • Advanced I/O options


  • Meager memory for the price
  • Big and a little heavy for travel

At A Glance

An incremental update to the 15-inch PowerBook G4 line, this model offers a faster processor, a new graphics chip, and faster DVD burning speeds.

Manufacturer’s Description

For the discerning user who places a premium on portability and performance, the 15-inch PowerBook G4-M9421LL/A is the ideal computer. Built for power, speed, and mobility, this PowerBook is one of the thinnest and lightest 15-inch notebook on the market. Inside its sleek aluminum enclosure is more than enough horsepower to get the job done, whether you're editing video, creating presentations, or analyzing data.