NAOMI 2 BIOS

Game Information
manufacturer Sega
year 2001
genre N/A
downloads 212
Screenshots
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Download Details
split set naomi2.zip 6.70m
bios/device mie.zip 725.00b
bios/device jvs13551.zip 14.73k
merged set naomi2.7z 434.69k
standalone set naomi2.7z 443.04k
Game Details
Arcade System published 24 years ago:

NAOMI 2 (c) 2001 Sega Enterprises, Limited.

- TECHNICAL -

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.

- CONTRIBUTE -

Edit this entry: https://www.arcade-history.com/?&page=detail&id=48278&o=2
Driver Details
source sega/naomi.cpp
status preliminary
emulation preliminary
savestate unsupported
graphics imperfect
sound imperfect
Screen Details
display screen
type raster
orientation horizontal
width 640px
height 480px
refresh 61.7mhz
Input Details
player 1
type joy
buttons 6
directions 8
player 2
type joy
buttons 6
directions 8
Chipset Details
name Hitachi SH7091
clock 190.73mhz
name ARM7 (little)
clock 2.69mhz
name Zilog Z80
clock 15.26mhz
name Toshiba TMP90PH44
clock 9.54mhz
name Motorola MC68000
clock 9.54mhz
name Speaker
clock N/A
name Yamaha AICA
clock 21.53mhz
ROM Details
name size crc
epr-23605c.ic27 2.00m 297ea6ed
epr-23605b.ic27 2.00m 3a3242d4
epr-23605a.ic27 2.00m 7bc3fc2d
epr-23605.ic27 2.00m 5731e446
epr-23608c.ic27 2.00m 6ef1dd8e
epr-23608b.ic27 2.00m a554b1e3
epr-23608a.ic27 2.00m e8f884d1
epr-23608.ic27 2.00m 929cc3a6
epr-23607c.ic27 2.00m 750e254b
epr-23607b.ic27 2.00m f308c5e9
epr-23607.ic27 2.00m 2b55add2
epr-23609b.ic27 2.00m 99e3751f
epr-23605c_multi.ic27 2.00m 353fdbcd
main_eeprom.bin 128.00b fea29cbb
x76f100_eeprom.bin 132.00b 3ea24b6a