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New Features

Here is a list of the new features of the 12-inch PowerBook G4. Each feature is described in a later chapter, as indicated in the list.

• Processor speed: The clock speed of the Power PC G4 microprocessor is 1.5 GHz. See “Power PC G4 Microprocessor.”

• Hard disk storage: The computer has a 5400 rpm hard disk drive with a storage capacity of 60 or 80 GB (build-to-order options of 80 or 100 GB). For more information and developer guidelines for alternative hard drives, see “Hard Disk Drive.”

• System RAM: The computer comes with 512 MB in RAM (256 MB on-board DDR SDRAM and 256 MB SO-DIMM in the expansion slot), expandable to a total of 1.25 GB. For more information, see “System RAM.”

• Sudden Motion Sensor: Helps protect the hard drive from sudden drops or falls by parking the hard drive when sudden changes in G force are detected. For more information, see “Sudden Motion Sensor.”

• Scrolling trackpad: The integrated trackpad includes tap/double-tap, drag, and scroll features. For more information, see “Trackpad.”

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