| Xbox Technical Specifications | | System Diagram | | 64-bit bus
133 MHz
1.0 GB/sec |
| | 128-bit bus
400 MHz
6.4 GB/sec |
| | 8-bit bus
800 MHz
800 MB/sec |
| |
| | Details | NVIDIA XGPU- 0.15-micron Process
- 233 MHz
- 4 Pixel Pipelines
- 2 Texels per Pixel Pipeline
- 8 Texels per Clock Cycle
- 4 Texture Layers per Rendering Pass (2 clock cycles)
- 0.93 Gigapixels per Second
- 1.87 Gigatexels per Second
- 3.73 Billion Anti-Aliased Samples per Second
- Point, Bilinear, Trilinear, Anisotropic, Quadlinear Mip-Map Filtering
- Perspective-Correct Texture Mapping
- DotProduct3 Bump Mapping (DOT3)
- Environment Mapped Bump Mapping (EMBM)
- Cubic Environment Mapping (CEM)
- Volumetric Textures (3D Textures)
- Z, Stencil, Shadow, and Multisampling Buffers
- S3TC and DirectX DXT1-DXT5 Texture Compression
- Full-Scene Anti-Aliasing (2x, Quincunx, 4x)
- 32-bit Color (RGBA)
- 32-bit Z Buffer
- Programmable Pixel and Vertex Shading Processors
- 2 Vertex Pipelines
- 233 Million Particles per Second
- 116.5 Million Polygons per Second
- Triangle Tessellation
- Z-Buffer Compression and Hidden Surface Removal (HSR)
- 1 Trillion Operations per Second (1000 BOPS)
- 80 GFLOPS
Intel CPU- 0.18-micron Process
- Modified Pentium III
- 733 MHz
- 32-bit Integer
- 80-bit Floating-Point (x87 FPU)
- 64-bit MMX (Integer SIMD)
- 128-bit SSE (4x 32-bit Precision Floating-Point SIMD)
- 32KB L1 Cache (16KB Instruction + 16KB Data)
- 128KB L2 Cache
- 1980 Dhrystone MIPS
- 2.93 GFLOPS (SSE)
XGPU to CPU bus- Intel P6 GTL+ Bus Protocol
- 64 Bits Wide
- 133 MHz
- 1.067 Gigabytes per Second Bandwidth
NVIDIA MCPX (Media Communications Processor)- 200 MHz
- Audio Processing Unit (APU)
- 256 Total Voices
- 64 3D Voices + 192 2D Voices
- Setup Engine - memory management, mapping, and DMA resources
- Voice Processor - 3 fixed function DSP units for processing voices and mixing
- Global Processor - programmable DSP for adding varied effects in the mixer buffers and producing the final output stream
- Dolby Digital Interactive Content Encoder
- Downloadable Sounds Version 2 (DLS2)
- 10/100 Base-T Ethernet
- USB, DVD, and HDD Controller
XGPU to MCPX bus- AMD HyperTransport
- 8 Bits Wide
- 400 MHz (800 MHz Effective)
- 800 Megabytes per Second Bandwidth
Main Memory- Micron 64 Megabytes DDR (Double Data Rate) SDRAM
- 128 Bits Wide
- 200 MHz (400 MHz Effective)
- 400 Megabits per Second per Pin
- 6.4 Gigabytes per Second Bandwidth
Storage- Internal 8 Gigabyte Hard Disk Drive
- DVD-ROM
- DVD-9 Disc Format (8.54 Gigabytes)
- Memory Cards
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