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MPU("Microprocessor Unit")*
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Custom IBM Power PC "Gekko"
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Manufacturing Process
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0.18 micron IBM Copper Wire Technology
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Clock Frequency
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482 MHz
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CPU Capacity
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1125 Dmips (Dhrystone 2.1)
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Internal Data Precision
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32-bit Integer & 64-bit Floating-point
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External Bus
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1.3GB/second peak bandwidth (32-bit address space, 64-bit data bus 162 MHz clock)
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Internal Cache
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L1: Instruction 32KB, Data 32KB (8 way) L2: 256KB (2 way)
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System LSI
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Custom ATI/Nintendo "Flipper"
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Manufacturing Process
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0.18 micron NEC Embedded DRAM Process
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Clock Frequency
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162 MHz
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Embedded Frame Buffer
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Approx. 2MB Sustainable Latency : 6.2ns (1T-SRAM)
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Embedded Texture Cache
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Approx. 1MB Sustainable Latency : 6.2ns (1T-SRAM)
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Texture Read Bandwidth
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10.4GB/second (Peak)
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Main Memory Bandwidth
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2.6GB/second (Peak)
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Pixel Depth
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24-bit Color, 24-bit Z Buffer
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Image Processing Functions
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Fog, Subpixel Anti-aliasing, 8 Hardware Lights, Alpha Blending, Virtual Texture Design, Multi-texturing, Bump Mapping, Environment Mapping, MIP Mapping, Bilinear Filtering, Trilinear Filtering, Anisotropic Filtering, Real-time Hardware Texture Decompression (S3TC), Real-time Decompression of Display List, HW 3-line Deflickering filter
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The following sound related functions are all incorporated into the System LSI
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Sound Processor
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custom Macronix 16-bit DSP
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Instruction Memory
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8KB RAM + 8KB ROM
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Data Memory
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8KB RAM + 4KB ROM
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Clock Frequency
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81 MHz
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Performance
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64 simultaneous channels, ADPCM encoding
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Sampling Frequency
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48KHz
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System Floating-point Arithmetic Capability
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10.5 GFLOPS (Peak) (MPU, Geometry Engine, HW Lighting Total)
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Real-world polygon
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6 million to 12 million polygons/second (Peak) (Assuming actual game conditions with complex models, fully textured, fully lit, etc.)
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System Memory
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40MB
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Main Memory
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24 MB MoSys 1T-SRAM, Approximately 10ns Sustainable Latency
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A-Memory
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16MB (81MHz DRAM)
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Disc Drive
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CAV (Constant Angular Velocity) System
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Average Access Time
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128ms
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Data Transfer Speed
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16Mbps to 25Mbps
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Media
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3 inch NINTENDO GAMECUBE Disc based on Matsushita's Optical Disc Technology, Approx. 1.5GB Capacity
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Input/Output
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Controller Port x4
Memory Card Slot x2
Analog AV Output x1
Digital AV Output x1
High-Speed Serial Port x2
High-speed Parallel Port x1
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Power Supply
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AC Adapter DC12V x 3.5A
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Main Unit Dimensions
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4.3"(H) x 5.9"(W) x 6.3"(D)
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