

NINTENDO 64 Specifications
實體體積:
- 10.25" x 7.5" x 2.57"
- 2.42 lbs
Custom CPU:
- Custom 64-bit MIPS R4300i-class RISC CPU (93.75 MHz)
- 64-bit data path, registers, buffer
- 5-stage pipeline
- CPU Benchmarks
- 125 Dhrystone MIPS (93 million operations/sec)
- 60 SPECint92
- 45 SPECfp92
Co-Processor:
- Custom 64-bit MIPS RISC "Reality Immersion" RCP (62.5 MHz)
- Built-in Audio/Video Vector Processor (RSP)
- RCP Benchmarks
- Over half a billion (500,000,000) vector operations/sec
- 10 times more than some Pentium engines
- Built-in Pixel Drawing Processor (RDP) takes care of:
- Advanced Texture-Mapping
- Detail Texturing
- Tri-linear Mip Map Interpolation
- Perspective Correction
- Environment Mapping
- Depth Buffering
- Color Combiner
- Anti-Aliasing and Blending
- Rasterizing
- Z-Buffering
- Automatic LOD Management
- Vertex positioning and transformations
- Depth, color and texture clipping
- Transparency (256 levels max)
- Gouraud Shading
Processor/Co-Processor Engine:
- Contains Over 4 Million Transistors Total
- Manufactured by NEC
- Based on .35 Micron Process
Memory:
- 4 Megabytes (36 megabits) total RAM
- Rambus DRAM subsystem
- Transfers up to 562.5 MBytes/sec
- Custom 9-bit Rambus Bus (to the DRAM)
- Internal data bus to the RCP is 128-bit
聲音:
- Stereo 16-bit
- ADPCM Compression
- 100 PCM channels possible
- Each PCM channel takes 1% of the CPU time
- Wavetable Synthesis
- Sampled at 48 KHz max
- Internal Special Effects
- Voice (w/ Pitch Shifting)
- Gain and Pan
- Reverb and Chorus
- External (software) Effects Supported
影像:
- Video Output
- RF
- Stereo A/V
- S-Video
- HDTV
- Video and Resolution:
- 256 x 224 to 640 x 480
- Limited by TV Standards
- Flicker Free Interlace Mode
- 21-bit color output
- 32-bit RGBA Pixel Color Frame Buffer
Controller Ports:
- Four Controller Ports
- Three-prong Feed
Controllers:
- Digital joypad at left
- Analog stick in middle
- Six buttons on the right
- 'B' and 'A' buttons
- Four "C Group" buttons
- 'L' and 'R' buttons on top
- One "Z Trigger" button on the bottom
- Memory card port on back
- Initial controller paks start out at 256k
- Paks (up to 2 MB) will be available
- Supports other 'paks' such as a "Jolt Pak"
擴充槽:
- Cartridge Slot
- Controller Ports
- Extension Port (bottom)
- Memory Expansion option (top front)
N64 Console Games:
- Games begin at 32-128 Megabits
- Uses JPEG image format for pre-rendered images
- Produces polygon graphics on the fly
- On-board hardware decompression; software optional
- 256 Megabit carts max; (four 64 meg ROMs)

