Sega Genesis

• Model Number: MK-1601 (r1), MK-1631 (r2).
• CPU: Motorola 68000 at 7.61 MHz
  • 1 MByte (8 Mbit) ROM Area
  • 64 KByte RAM Area
• Co-Processor: Z80 @ 4 MHz (Not Present in MK-1631)
  • Controls PSG (Programmable Sound Generator) & FM Chips
  • 8 KBytes of dedicated Sound Ram
• Graphics:
  • 64 simultaneous colors of 512 color pallete.
  • Pixel resolution: 320 x 224
  • VDP (Video Display Processor)
    • Dedicated video display processor
    • Controls playfield & sprites
    • 64 KBytes of dedicated VRAM (Video Ram)
    • 64 x 9-bits of CRAM (Color RAM)
  • 3 Planes: 2 scrolling playfields, 1 sprite plane
• Sound:
  • PSG (TI 76489 chip)
  • FM chip (Yamaha YM 2612)
  • 6-channel stereo
  • 8 KBytes RAM
  • Signal/Noise Ratio: 14dB