Sega Model 3

The Sega Model 3 is an arcade platform produced by Sega in partnership with Lockheed Martin in 1996. Lockheed Martin were responsible for the graphics processor. The Model 3 went through a number of revisions (steps) in which improvements were made the system and board architecture was changed.

Specifications

Main CPU: 32bits RISC PowerPC 603 66Mhz
Graphics chip: 2 x Lockheed Martin Real3D/PRO-1000
Sound CPU: 16bits 68EC000 11.3Mhz
Sound chip: Yamaha SCSP/YMF-292F/"LAKE" FH1 128-step DSP x 2, MIDI interface, 16 bits 64 voices 4 channel, maximum of 16.5 Mbytes ROM, 64 PCM channels
Audio RAM: 1meg (8 megabits, 512K per SCSP chip)
Main memory: 8 Mbytes 66mhz Ram, graphic ROM maximum of 64 Mbytes, backup RAM 64 Kbytes
Video resolution: 24KHz 496(H)x384(V) one or two plane
Scroll Window: two plane (24KHz/two plane mode), 16 colours/32,768 1024 palette x 2 bank, 256/32,768 64 palette x 2 bank
Geometrizer: 1,000,100 polygons/s for square polys, 2,000,200 for triangle polys
Renderer: 60,000,000 pixels/s
Video: Full color texture mapping, tri-linear interpolation, micro texture, shading high-specula gouraud shading , fix shading, flat shading, texture & edge multi layered anti-aliasing, lighting effects, parallel light, 4 spot light, pin spot light, special effect zoning-fog, 32 levels of translucency.
Board composition: CPU + VIDEO + ROM boards
Others: 10mbs connection, calendar IC

List of Games

Step 1.0

Boat Race GP (1996)
Get Bass / Sega Bass Fishing (1998)
Virtua Fighter 3 (1996)
Virtua Fighter 3 Team Battle (1997)

Step 1.5

Le Mans 24 (1998)
Scud Race / Super GT (1996)
Scud Race Plus (1997)
The Lost World (1997)
The Lost World Special (1997)
Virtua Striker 2 (1997)
Virtua Striker 2 Version '98 (1998)

Step 2.0

Step 2.1