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Description
The main CPU of the Master System is a Zilog Z80A, an 8-bit processor running at 4 MHz. It has 8 kB of ROM, 8 kB of RAM and 16 kB of video RAM. … Both the Mark III and the Master System possess two slots for game input: one for Mega Cartridges and one for Sega Cards, along with an expansion slot and 2controller ports.