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"
Manufacturing Process
0.18 micron NEC Embedded DRAM Process
Clock Frequency
162 MHz
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
The following sound related functions are all incorporated into the System LSI
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
Digital AV Output x1
High-Speed Serial Port x2
High-speed Parallel Port x1
Power Supply
AC Adapter DC12V x 3.25A
Main Unit Dimensions
4.3"(H) x 5.9"(W) x 6.3"(D)
