This Redpaper gives a broad understanding of the programming environment of the IBM® PowerPC® 970 microprocessor that is implemented in the IBM Eserver® BladeCenter™ JS20. It also provides information about how to take advantage of the Vector Multimedia Extensions (VMX) execution unit found in the PowerPC 970 to increase the performance of applications in 3D graphics, modelling and simulation, digital signal processing, and others. The audience for this Redpaper is application programmers and software engineers who want to port code to the PowerPC 970 microprocessor to take advantage of the VMX performance gains.
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The eye-catching 12-inch PowerBook G4 is Apple s smallest notebook ever. Key Features 4.6 pounds. At just over an inch thick and a svelte 4.6 pounds,1 the new anodized aluminum design is so easy to carry, it will be your constant companion. PowerPC G4 processor. The most affordable PowerBook ever accelerates your favorite applications with the unmatched perform-ance of the PowerPC G4 with Velocity Engine. NVIDIA graphics. Now with the NVIDIA GeForce4 420 Go, the 12-inch PowerBook makes graphics-intensive applications, the hottest 3D games, and DVD special effects all sizzle. Advanced wireless. With built-in antennas, the new PowerBook is ready for an AirPort Extreme Card for superfast wireless net-working.
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Introducing the new 17-inch PowerBook G4, with the largest display and thinnest design of any notebook computer. Key Features 17-inch widescreen. The stunning panoramic display with 1440-by-900-pixel resolution offers as much viewing area as a 19-inch CRT monitor. 1 inch thin. The gorgeous, ultrathin anodized aluminum design is unlike anything you”ve ever seen or held. Illuminated keyboard. A true ease-of-use breakthrough, the fiber-optic, backlit key- board makes it possible to work in low-light environments. Performance architecture.
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The 12-inch PowerBook G4 provides the most advanced and complete feature set of any ultracompact notebook. Key Features 4.6 pounds. At just over an inch thick and a svelte 4.6 pounds, 1 the sleek aluminum design is so easy to carry, it will be your constant companion. Video-out versatility. Support for DVI, ADC, VGA, S-video, and composite video lets you connect to your choice of flat-panel displays, monitors, projectors, and TVs. Affordable DVD-burning studio. The slot-loading SuperDrive 2 lets you burn custom CDs and professional DVDs using the included iDVD, iMovie, iPhoto, and iTunes applications. Leading digital connections. USB 2.0, FireWire 400, and Ethernet provide high-speed data connections to your peripherals and networks.
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The 15-inch PowerBook G4 offers the ideal balance of portability and power. Key Features Thin and light. At just over an inch thin and 5.6 pounds, 1 the gorgeous aluminum design is sleek and durable. Performance architecture. A PowerPC G4 processor up to 1.25GHz, DDR SDRAM up to 2GB, and a fast ATI mobile graphics processor deliver phenomenal performance. Advanced wireless. With built-in antennas and an optional AirPort Extreme Card, you”re ready for superfast wireless networking. 2 Integrated Bluetooth technology delivers cable-free connections to PDAs and mobile phones. Leading digital connections. USB 2.0, FireWire 800, and Gigabit Ethernet provide the fastest-possible data connections to your peripherals and networks. SuperDrive.
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Introduction to 15-inch PowerBook G4 Developer Note 9 Who Should Read This Document?9 Organization of This Document 9 Chapter 1 Overview to the 15-inch PowerBook G4 11 New Features 11 All Features 12 Appearance 14 Peripheral Devices 16 System Software 17 Open Firmware 17 Computer Identification 17 Power Management 18 Chapter 2 Architecture 21 Block Diagram and Buses 21 Block Diagram 21 Main IC and Buses 22 Microprocessor and Cache 23 PowerPC G4 Microprocessor 23 Level 2 Cache 23 Intrepid Controller Functions and Buses 23 System RAM 24 Boot ROM 24 FireWire Controller 24 Ethernet Controller 24 Video Display Subsystem 25 DMA Support 26 Interrupt Support 26 USB 2.0 Interface 26 Ultra DMA/100 Interface 26 EIDE Interface
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Introduction to 17-inch PowerBook G4 Developer Note 9 Organization of This Document 9 Chapter 1 Overview of 17-inch PowerBook G4 11 New Features 11 All Features 12 Appearance 14 Peripheral Devices 15 System Software 16 Open Firmware 16 Computer Identification 16 Power Management 16 Chapter 2 Architecture 19 Block Diagram and Buses 19 Block Diagram 19 Main IC and Buses 20 Microprocessor and Caches 21 PowerPC G4 Microprocessor 21 Level 2 Cache 21 Intrepid 2 Controller Functions and Buses 21 System RAM 22 Boot ROM 22 FireWire Controllers 22 Ethernet Controller 23 Video Display Subsystem 23 DMA Support 24 Interrupt Support 24 USB Interface 24 Ultra DMA ATA-100 Interface
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