ESPECIFICAÇÕES TÉCNICAS dos video-games

SEGA DREAMCAST :

CPU: Hitachi SH-4, 200MHz clock rate, 360 MIPS (millions of instructions per second), 1.4 GigaFLOPS (floating-point operations per second), 128-bit 3D calculations, 64-bit data bus, 800+ MBytes/second bus bandwidth
Graphics Core: NEC PowerVRSG, 3 million polygons/second peak rendering rate, Perspective-Correct Texture Mapping, Point, Bilinear, Trilinear and Anisotropic Mip-map filtering, Gouraud shading 32-bit z-buffer, Colored light sourcing, Full scene anti-aliasing
Hardware-based Fog, Bump mapping, 24-bit color, Hardware-based texture compression, Shadow and Light volumes, Super sampling
Memory: 16 MB main RAM, 8 MB video RAM, 2 MB sound RAM
Resolution: 640x448.
Colors: 16.7 million
Sound: Yamaha Audio Core, 32-bit RISC CPU, DSP for real-time effects, 64 sound channels, ,Full 3D sound support, Hardware-based audio compression
Dreamcast Control Pad: Digital and analog directional controls, Dual analog triggers, Virtual Memory System data save unit
Expansion Options: Modem: 33.6kb per second transfer rate (56kb in U.S.) Upgradable
Operating System: Customized Microsoft Windows CE and Sega operating system
Media: GD-ROM (GigaByte Disk-ROM) Drive - Maximum speed 12X 1.2 GigaByte capacity
Console Dimensions: 7 7/16" X 7 11/16" X 3" , 190 mm (W) x 195 mm (H) x 78 mm (D)
Weight: 4.4 pounds, 2.0 kg
Release Date: November 20, 1998 (Japan), September 1999 (USA)

SONY PLAYSTATION 1

R3000A
32 bit RISC processor
Clock- 33.8688MHz
Operating performance - 30 MIPS
Instruction Cache - 4 KB
Data Cache - 1 KB
BUS - 132 MB/sec.
Data Transfer Rate (DMA TO RAM) 150 KB/sec. (Normal) 300 KB/sec. (Double speed)
Maximum Capacity - 660 Megabytes
Features Audio CD play XA Interactive Audio
Control Pad Two control pad connectors Expandable with multitap connector
Backup RAM Two removable cards 128 KB Flash Memory OS support for File Save, Retrieve and Remove
Serial Port I/O Link Cable Connectivity
Main RAM: 2 Megabytes Video RAM: 1 Megabyte Sound RAM: 512 Kilobytes CD ROM buffer: 32 Kilobytes OS ROM: 512 Kilobytes
24 Channels
44.1KHz sample rate
PCM audio source
Digital effects include: Envelope Looping Digital Reverb
Load up to 512K of sampled waveforms Supports MIDI Instruments

SONY PLAYSTATION 2

CPU: Emotion Engine 300MHz, 128-bit INT, 128-bit FP, 24KB L1, 16KB Scratch, 8KB VU0, 32KB VU1, 450 MIPS, 6.2 GFLOPS, 66M Vertices/Sec, 2.4 GB/s Internal, 1.2 GB/s Graphics, 3.2 GB/s Memory
Graphics: Sony GS 150MHz, 1.2G Texels/Sec, 32-bit Color, 4MB (48 GB/s), 1.2 GB/sec Bus
Sound: SPU2, 48 2D Voices, ADPCM, 2MB
Data: 24MB (2.6 GB/s), 16MB (81 MB/s), 4.7GB Discs, Expansion 56K Modem Ethernet

MICROSOFT X-BOX

CPU: X86-to-RISC Intel Pentium III or Celeron 733 MHz
RAM installed: 64 MB
RAM technology: DDR SDRAM
Cache size: 128 KB
HDD Capacity: 8 GB
Video Output: NVidia Xbox GPU 256-bit 2D/3D graphics acceleration
Supported Video: NTSC S-Video Installed,Component video Installed,Composite video Installed
Max resolution (external): 1920 x 1080 pixels Graphic Effects Shadows,Fog effects,Pixel Shaders,Vertex Shaders,Texture lighting,Bilinear filtering,Trilinear filtering
Fill Rate: 4000 million pixels/sec
Audio Processor: NVidia Xbox MCP
Sound Output Mode: Stereo
Memory Card: 8mb Flash
Net: Intergrated 100mbps modem/LAN
Ports: 1 Xbox AV output Xbox AV connector Installed,4 Game controller,1 Network RJ-45 Installed

NINTENDO GAME CUBE

Contemporary cube shape
4 controller ports
2 memory card slots
Capacity for future modem/broadband connection
485MHz custom CPU with 162MHz custom graphics processor
40MB total memory; 2.6 GB per second memory bandwidth
12M polygons per second; texture read bandwidth 10.4 GB per second
64 audio channels
Dimensions 4.5" x 5.9" x 6.3"
3-inch Optical Disc Technology (1.5 gigabytes)

SONY PSP

CPU: PSP CPU (System clock frequency 1~333MHz)
Main Memory: 32MB
Embedded DRAM: 4MB
Display: 4.3 inch, 16:9 widescreen TFT LCD, 480 x 272 pixel (16.77 million colors), Max. 200 cd/m2 (with brightness control)
Speakers: Built-in stereo speakers
Main Input/Output: IEEE 802.11b (Wi-Fi), USB 2.0 (Target), Memory Stick™ PRO Duo, IrDA, IR Remote (SIRCS)
Disc Drive: UMD Drive (Playback only)
Profile: PSP Game, UMD Audio, UMD Video
Main Connectors: DC OUT 5V, Terminals for charging built-in battery, Headphone/Microphone/Control connector
Keys/Switches: Directional buttons (Up/Down/Right/Left)Analog pad, Enter keys (Triangle, Circle, Cross, Square), Left, Right keys START, SELECT, HOME, POWER On/Hold/Off switch, Brightness control, Sound Mode, Volume +/-, Wireless LAN On/Off switch, UMD Eject
Power: Built-in lithium-ion battery, AC adaptor
Access Control: Region Code, Parental Control
Accessories: Stand, Headphone with remote commander, Headphone with remote commander and microphone, External battery pack, Case, Strap

NINTENDO 64

CPU: MIPS R4300i, 93.75MHz, 64-bit, 24KB L1, 125 MIPS, 250 MB/sec Bus
Graphics: SGI RCP, 62.5MHz, 100 MFLOPS, 150K Polygons/Sec, 32-bit Color, 500 MB/sec Bus
Sound: SGI RCP, 64 2D Voices, ADPCM, 500 MB/sec Bus
Data: 4MB (500 MB/s), Cartridge (32MB), Expansion 4MB RAM

SEGA SATURN

Two Hitachi SH2 32-bit RISC @ 28.6MHz
One Hitachi SH1 32-bit RISC
VDP 1 32-bit video display processor
VDP 2 32-bit video display processor
Saturn Control Unit (SCU)
Motorola 68EC000 sound processor
DSP sound processor
2 Megabytes (16 megabits) RAM
1.54 Megabytes (12 megabits) VRAM (Video RAM)
540 Kilobytes (4 megabits) Audio RAM
540 Kilobytes (4 megabits) CD-ROM Cache
VDP 1 32-bit video display processor
sprite, polygon, and geometry engine
dual 256KB frame buffers for rotation and scaling effects
Texture Mapping
Goraud Shading
512KB cache for textures
VDP 2 32-bit background and scroll plane video display processor
background engine
5 simulataneous scrolling backgrounds
2 simultaneous rotating playfields
200,000 Texture Mapped Polygons/Second
500,000 Flat Shaded Polygons/Second
up to 60 frames per second animation
24-bit true color graphics
16. Million Available Colors
320x224, 640x224, and 720x576 Resolution
Yamaha 24-bit Digital Signal Processor @ 22.6MHz
Motorola 68EC000 sound processor @ 11.3MHz
32 PCM (Pulse Code Modulation) Channels
8 FM (Frequency Modulation) Channels
44.1 khz Sampling Rate
CD-ROM (2X)
320 Kilobytes/Second Transfer Speed
Audio CD Compatible
CD+G Compatible
CD+EG Compatible
CD Single (8 cm CD) Compatible
Optional - Video CD, Photo CD, EBook, Digital Karaoke
Optional - 512KB Memory Cartridges for game save
High speed serial communications port
Internal 32-bit Expansion port
Internal Multi AV Port for optional Video CD (MPEG) adapter
Composite Video/Stereo (Standard)
NTSC RF (Optional)
S-Video Compatible (Optional)
RGB Compatible (Optional)
HDTV Compatible (Optional)
Analog Control Pad (x2) [/list]

SEGA GENESIS

CPU: Motorola 68000 at 7.61 MHz
- 1 MByte (8 Mbit) ROM Area
- 64 KByte RAM Area

Co-Processor: Z80 @ 4 MHz (Not Present in MK-1631)
- Controls PSG (Programmable Sound Generator) & FM Chips
- 8 KBytes of dedicated Sound Ram

Graphics:
- 64 simultaneous colors of 512 color pallete.
- Pixel resolution: 320 x 224
- VDP (Video Display Processor)
- 3 Planes: 2 scrolling playfields, 1 sprite plane

Sound:
- PSG (TI 76489 chip)
- FM chip (Yamaha YM 2612)
- 6-channel stereo
- 8 KBytes RAM
- Signal/Noise Ratio: 14dB


SEGA 32X

CPU: Dual Hitachi SH-2 RISC Processors @ 23 MHz each, 40MIPS.

Co-Processors:
- Genesis 68000, and Z80
- Genesis 32X VDP

Graphics:
- 32,768 simultaneous colours on screen
- Genesis resolution
- Overlaying over existing Genesis/SegaCD video
- 50,000 texture-mapped polygons/sec
- Texture mapping
- Hardware scaling and rotation

Sound:
- Stereo PCM chip
- Audio mixing with Genesis sound
- Additional 2 channels (8 Channels total, or 16 with SegaCD)