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MPU ("Micro Processing Unit") |
Custom IBM Power PC "Gekko" |
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Manufacturing Process
|
0.18 micron IBM Copper Wire Technology |
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Clock Frequency
|
485 MHz |
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CPU Capacity
|
1125 Dmips (Dhrystone 2.1) |
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Internal Data Precision
|
32-bit Integer & 64-bit Floating-point |
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External Bus
|
1.3 GB/second peak bandwidth
32-bit address space
64-bit data bus
162 MHz clock |
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Internal Cache
|
L1: Instruction 32KB, Data 32KB (8 way)
L2: 256KB (2 way) |
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System LSI |
Custom ATI/Nintendo "Flipper" |
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Manufacturing Process
|
0.18 micron NEC Embedded DRAM Process |
|
Clock Frequency
|
162 MHz |
|
Embedded Frame Buffer
|
Approx. 2 MB |
|
|
Sustainable Latency: 6.2ns (1T-SRAM) |
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Embedded Texture Cache
|
Approx. 1 MB |
|
|
Sustainable Latency: 6.2 ns (1T-SRAM) |
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Texture Read Bandwidth
|
10.4 GB/second (Peak) |
|
Main Memory Bandwidth
|
2.6 GB/second (Peak) |
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Pixel Depth
|
24-bit Color, 24-bit Z Buffer |
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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, Ansitropic Filtering, Real-time Hardware Texture Decompression (S3TC)
Real-time Decompression of Display List, HW 3-line Deflickering filter |
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Audio Processing |
(Incorporated into the System LSI) |
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Sound Processor
|
Custom Macronix 16-bit DSP |
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Instruction Memory
|
8KB RAM + 8KB ROM |
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Data Memory
|
8KB RAM + 4KB ROM |
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Clock Frequency
|
81 MHz |
|
Performance
|
64 simultaneous channels, ADPCM & PCM encoding |
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Sampling Frequency
|
48KHz |
