Manufacturer: Sega Released: 1988 Units sold: 30.75 million (incl. Mega Drive) Best-selling game: Sonic the Hedgehog CPU: Motorola 68000 @ 7.6 MHz + Zilog Z80 @ 3.58 MHz RAM: 64 KB / VRAM: 64 KB / Sound RAM: 8 KB Graphics: 16-bit Sega VDP Resolution: 320×224 pixels, 64 colors (512 color palette) Sound: Yamaha YM2612 FM + TI SN76489 PSG