Apple PowerPC G5 manual White Paper July

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PowerPC G5

The World’s First 64-Bit Desktop Processor

White Paper

July 2003

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Contents White Paper July PowerPC G5Contents Introduction Key FeaturesMemory Addressing up to 18 Exabytes An Exponential Leap in Computing PowerClock Speeds up to 2GHz High-Precision Calculations in a Single Clock CycleIndustry-Leading 1GHz Frontside Bus Full Support for Symmetric MultiprocessingNative Compatibility with 32-Bit Application Code Ultrafast Access to Data and Instructions Next-Generation PowerPC ArchitectureAggressive Queuing and Register Renaming Highly Parallel Execution CoreTwo Double-Precision Floating-Point Units Optimized 128-Bit Velocity EngineTwo Integer Units Two Load/Store UnitsThree-Component Branch Prediction Logic Condition RegisterState-of-the-Art Process Technology from IBM Spec CPU2000 Industry-Leading PerformanceSpec CPU2000 Single-Processor Speed Spec CPU2000 Dual Processor System Throughput Bit PowerPC processor architecture Technical SpecificationsFrontside bus Wide execution coreComparison of PowerPC G4 and PowerPC G5 Physical specificationsFor More Information Three-component branch prediction logic