Emulated in MAME !
Information for the following ROM(s): naomi2
[MACHINE] Arcade System
NAOMI 2 © 2001 Sega Enterprises, Limited.
CPU: 2 x Hitachi SH-4 32-bit RISC CPU (200 MHz 360 MIPS / 1.4 GFLOPS).
Graphic Engine: 2 x PowerVR 2 (PVR2DC-CLX2) GPU's - (under the fans).
Geometry Processor: Custom Videologic T+L chip Elan (100mhz) - (Under Heatsink).
Sound Engine: ARM7 Yamaha AICA 45 MHZ (with internal 32-bit RISC CPU, 64 channel ADPCM).
Main Memory: 32 MByte 100Mhz SDRAM.
Graphic Memory: 32 MByte.
Model Data Memory: 32MByte.
Sound Memory: 8 MByte.
Media: ROM Board / GD-Rom.
Simultaneous Number of Colors: Approx. 16,770,000 (24bits).
Polygons: 10 Million polys/sec with 6 light sources.
Rendering Speed: 2000 Mpixels/sec (unrealistic max, assumes overdraw of 10x which nothing uses).
Additional Features: Bump Mapping, Multiple Fog Modes, 8-bit Alpha Blending (256 levels of transparency), Mip Mapping (polygon-texture auto switch), Tri-Linear Filtering, Super Sampling for Full Scene Anti-Aliasing, Environment Mapping, and Specular Effect.
Compatibility: Fully backwards compatible with all Naomi and GD-ROM games.
Video Resolution: 640 x 480 Pixels.
Screen Refresh: 60.00 Hz.
Palette Colors: 4096.