Sega Mark III
Hardware Data
| Release Year | 1985 |
| Manufacturer | Sega |
| CPU | Zilog Z80 |
| RAM | 8 KB |
| VRAM | 16 KB |
| Media | ROM Cartridge |
| Players | 1–2 |
The Sega Mark III was the Japanese version of the Master System, featuring improved graphics and a larger game library compared to the SG-1000 II.
Description & Screenshots
Popular titles included Alex Kidd in Miracle World, Fantasy Zone, and Wonder Boy, establishing Sega’s foothold in the console market.
The Mark III improved sound hardware and graphics, setting the stage for the Master System release worldwide.


