GCN Detailed Specs




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