Physical Dimensions:

• 10.23" x 7.48" x 2.87"
• 2.42 lb.

Power Supply (U.S.):

• Input: AC - 120V, 26W, 60Hz
• Output: DC - 3.3V, 2.7A

Custom CPU:

• Customized 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:

• Customized 64-bit MIPS "Reality Immersion" RCP (62.5 MHz)
• SP and DP co-unit benchmark over 500 million vector operations/sec.
  • SP (Sound and Graphics)
  • DP (Pixel Drawing Processor)
    • Performs:
      • Advanced Texture-Mapping
        • Tri-linear Mip Map Interpolation
        • Perspective Correction
        • Environment Mapping
        • Depth Buffering
      • Color Combiner
      • Anti-Aliasing and Blending
      • Rasterizing
      • Z-Buffering
      • LOD Management
      • Vertex positioning and transformations
      • Depth, color and texture clipping
      • Transparency (256 levels max.)

Processor/Co-Processor Engine:

• Contains Over 4 Million Transistors Total
• Manufactured by NEC
  • Based on .35 Micron Process

Memory:

• 4 Megabytes RAM
• Rambus DRAM subsystem
  • Custom 9-bit Rambus Bus (to the DRAM)
  • Transfers up to 562.5 MBytes/sec
  • Runs at 500 MHz max.
• Internal data bus to the RCP is 128-bit

Audio:

• Stereo 16-bit
• ADPCM Compression
• 100 PCM channels theoretical
  • Each PCM channel takes 1% of the RCP time
    • Average 16-24 channels
• Wavetable Synthesis
• Sampled at 48 KHz max.

• Internal Special Effects
  • Voice (w/ Pitch Shifting)
  • Gain and Pan
  • Reverb and Chorus

• External (software) Effects Supported

Video:

• Video Output
  • RF (optional)
  • Stereo A/V
  • S-Video (optional)
  • HDTV-expandable
• Video and Resolution:
  • 256 x 224 to 640 x 480
    • Flicker-Free Interlace Mode
  • 32-bit RGBA Pixel Color Frame Buffer
  • 21-bit color output

Controller Ports:

• Four Controller Ports
• Three-prong feed

Expansion Options:

• Cartridge Slot
• Controller Ports
• Extension Port (bottom)
• Memory Expansion option (top front)

N64 Console Games:

• 32-256 Megabits (theoretical)
  • ROMs are Downward Compatible
• Produces polygonal graphics on the fly
• JPEG format for pre-rendered graphics
• Software-based compression optional
  • typical 2:1 ratios

Nintendo 64DD Specifications

Physical Dimensions/Weight:

• 10.2" x 7.5" x 3.1"
• 3.53 lbs

System:

• Magnetic Disk Storage Medium
  • Error Correction Support
• Utilizes N64 console for data processing
• Real-time Clock
• Developer ROM
  • Contains data files to assist developers (sound bytes)
• 4" front loading disk feed
• 4 megabyte RAM expansion
  • Installed in console Memory Expansion slot

Benchmarks:

• 75 ms seek time
• .79 MB/sec data transfer rate
  • "Burst Access" Streams

Disk Physical Dimensions:

• 3.98" x 4.06" x .4"

Games/Disks:

• High Density, Double-Sided
• 64 MB total capacity
• Read/Write capable
  • Dynamic writable space
    • 1-38 MB writable

� 1999 Nzumbe Ntoko Jr
Any comments or suggestion Mail to: [email protected]