Namco System 12

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The Namco System 12 is an arcade system board released by Namco in 1996. Hardware-wise, it is upgrade from the Sony PlayStation-based System 11. Like the System 11, the System 12 used surface-mounted ROM chips, meaning the boards were unique to each game.

[edit] System 12 specifications

Main CPU: MIPS R3000A 32 bit RISC processor, Clock- 48MHz, Operating performance - 30 MIPS, Instruction Cache - 4 KiB
BUS: 132 MB/s.
OS ROM: 512 kibibytes
Sound CPU: Hitachi H8/3002 @ 14.7456 MHz
Additional Sound Chip: Namco C352 sample playback
Main RAM: 2 mebibytes
Video VRAM: 2 mebibytes
Sound RAM: 512 kibibytes
Graphical Processor: 360,000 polygons/s, sprite/BG drawing, Adjustable framebuffer, No line restriction, 4,000 8x8 pixel sprites with individual scaling and rotation, Simultaneous backgrounds (parallax scrolling)
Sprite Effects: Rotation, Scaling up/down, Warping, Transparency, Fading, Priority, Vertical and horizontal line scroll
Resolution: 256x224 - 740x480
Colours: 16.7 million colors, Unlimited CLUTs (Color Look-Up Tables)
Other Features: custom geometry engine, custom polygon engine, MJPEG decoder