Namco System 11 and System 12

Namco System 11
ManufacturerNamco
Sony Computer Entertainment
TypeArcade system board
Release dateSeptember 1994 (1994-09)
DiscontinuedFebruary 1999 (1999-02)
Operating system512 KB
CPUMIPS R3000A 32-bit
PredecessorNamco System 22
SuccessorNamco System 12 (System 11 Upgrade)
Namco System 12
ManufacturerNamco
TypeArcade system board
Release dateEnd 1996
Operating system512 KB
CPUMIPS R3000A 32-bit
PredecessorNamco System 11
SuccessorNamco System 246

The Namco System 11 is a 32-bit arcade system board developed jointly by Namco and Sony Computer Entertainment. Released in 1994, the System 11 is based on a prototype of the PlayStation, Sony's first home video game console, using a 512 KB operating system and several custom processors. The Namco System 12 is an upgraded version of the System 11 that was released in 1996, featuring faster processing power.