Sega Dreamcast
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Sega Dreamcast

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Hardware specifications for the Sega Dreamcast. For more specific information on components and system peripherals, see the Data Closet.

  • CPU: Hitachi SH-4
    • 200MHz clock rate
    • 360 MIPS (millions of instructions per second)
    • 3D calculations (Can transform 5million polygons/second)
    • 800+ MBytes/second bus bandwidth
    • 1.4 billion floating-point operations per second
    • In comparison, the SH4 can calculate nearly 3 times more floating point OPs per second then a 450MHz Intel Pentiom II Processor. Or about 1.4 times more than next years' 500MHz Intel Katmai or 500MHz AMD K7.
  • Graphics: NEC PowerVR2 DC
    • 3 million polygons/second peak rendering rate
    • Perspective-Correct Texture Mapping
    • Point, Bilinear, Trilinear and Anisotropic Mip-map filtering
    • Gouraud shading
    • z-buffer
    • Colored light sourcing
    • Full scene anti-aliasing
    • Hardware-based Fog
    • Bump mapping
    • 16.77 million colors
    • Hardware-based texture compression
    • Shadow and Light volumes
    • Super sampling
  • Memory:
    • 16 MB main RAM (SDRAM)
    • 8 MB video RAM
    • 2 MB sound RAM
  • Sound:
    • 45MHz Yamaha 32-bit RISC CPU @ 40MIPS (more powerful than total power of PSX)
      • Based on ARM7TMDI Processor Core DSP.
    • Real-time effects (Reverb, delay, etc)
    • 64 sound channels
    • Surround Sound support.
    • Full realtime 3D sound support matching abilities of modern home theater systems.
    • Hardware-based audio compression
  • Storage:
    • Proprietary 1 GD-Rom disc: Capacity 1.0GB (1024MB)
    • 12x Yamaha (1.8MB/s)
  • Data Save: VMS Card
    • Energy-saving 8-bit CPU
    • 128K byte memory
    • 48x32 dot monochrome LCD display
    • 37x26mm display size
    • Button battery x 2, auto off function
    • PWM 1 channel sound source
    • Size: 47mm(W) x 80mm(H) x 16mm(D)/1.9" x 3.15" x 0.63"
    • Weight: 45g/1.59oz
  • Input:
    • Four controller ports.
    • Digital and analog directional controls
    • Visual Memory System data save unit
    • Analog Steering wheel, joystick, keyboard, mouse, and more available.
  • Communication:
    • 33.6Kbytes/second modem (Original Asia/Japan)
    • 56Kbytes/second modem (USA, Europe, Asia/Japan after Sept. 1999)
    • Software: The Dream Passport CD
      • Access' NetFront and Secure Socket Layer (SSL).
      • NetFront includes support of HTML 3.2, main features of HTML 4.0, and SSL.
      • Dream Passport lets users access the web, e-mail, and chat.
  • Operating System:
    • Customized Microsoft Windows CE or Custom Sega OS (loaded at boot)
  • Video Output:
    • 640x224 NTSC via composite video or RF (Composite cables included with console)
    • Available: RGB/VGA, S-Video.
  • Size: 190mm(W) x 195mm(H) x 78mm(D)/7.48" x 7.68" x 3.07"
  • Weight: 2.0kg/4.41lb

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