Nintendo Gamecube
Technical Specifications

Technical Specifications

• MPU ("Microprocessor Unit")* : Custom IBM Power PC "Gekko"
• Manufacturing process : 0.18 micron IBM copper wire technology
• Clock frequency : 485 MHz
• CPU capacity : 1125 Dmips (Dhrystone 2.1)
• Internal data precision : 32-bit Integer & 64-bit floating-point
• External bus : 1.3GB/second peak bandwidth (32-bit address space, 64-bit data bus 162 MHz clock)
• Internal cache L1: instruction 32KB, data 32KB (8 way) L2: 256KB (2 way)
• System LSI : Custom ATI/Nintendo "Flipper"
• Embedded frame buffer : Approx. 2MB sustainable latency : 6.2ns (1T-SRAM)
• Embedded texture cache : Approx. 1MB sustainable latency : 6.2ns (1T-SRAM)
• Texture read bandwidth : 10.4GB/second (Peak)
• Main memory bandwidth : 2.6GB/second (Peak)
• Pixel depth : 24-bit color, 24-bit Z buffer
• Image processing functions : 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.

Physical Specifications

• Sound Processor : custom Macronix 16-bit DSP
• Instruction Memory : 8KB RAM + 8KB ROM
• Data Memory : 8KB RAM + 4KB ROM
• Clock Frequency : 81 MHz
• Performance : 64 simultaneous channels, ADPCM encoding
• Sampling Frequency : 48KHz
• System Floating-point Arithmetic Capability : 10.5 GFLOPS (Peak) (MPU, Geometry Engine, HW Lighting Total)
• Real-world polygon : 6 million to 12 million polygons/second (Peak) (Assuming actual game conditions with complex models, fully textured, fully lit, etc.)
• System Memory : 40MB
• Main Memory : 24 MB MoSys 1T-SRAM, Approximately 10ns Sustainable Latency
• A-Memory : 16MB (81MHz DRAM)
• Disc Drive : CAV (Constant Angular Velocity) System
• Average Access Time : 128ms
• Data Transfer Speed : 16Mbps to 25Mbps
• Media : 3 inch NINTENDO GAMECUBE Disc based on Matsushita's Optical Disc Technology, Approx. 1.5GB Capacity
• Input/Output : Controller Port x4, Memory Card Slot x2, Analog AV Output x1, High-Speed Serial Port x1, High-speed Parallel Port x1
• In select models - Digital AV Output x1 ( click here for more information), High-Speed Serial Port x2
• Power Supply : AC Adapter DC12V x 3.25A
• Main Unit Dimensions : 4.3"(H) x 5.9"(W) x 6.3"(D)

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