Sega Dreamcast Review: 1st Look

System Specifications

Main Unit
Size: 7 7/16" (W) x 7 11/16" (H) x 3" (D) 
Weight: 4.4 lbs 

CPU: 200 MHz Hitachi SH-4 RISC CPU with 128-bit graphics engine (matrix math unit), 360 MIPS/1.4 GFLOPS

Graphics Chip: 100 MHz NEC (manufacturer)/VideoLogic (design) PowerVR Series2 (PVR2DC) able to render 3 million to 3.5 million polygons per second. 200 MegaPixels per second. 32 x 32 processing elements in ISP on-chip module. Rated at 1 GigaPixels per second when comparing against a traditional renderer like the Voodoo. 

Hardware Effects: Trianglar/(Quad  - through Strips) Engine, real-time lighting, 256 different fog effects, super sampling anti-aliasing, specular highlighting, texture filtering, bump mapping, perspective correction, alpha blending (256 levels of transparency), ARGB gouraud shading, MIP mapping: point, bilinear, trilinear, and anistropic, General Modifier Volumes (GMV) for such effects as shadows, light, transpararency, etc. 

Sound Engine: 45 MHz Yamaha ASIC with ARM7 CPU core supporting 64 channels of 48 KHz, 16-bit sound (64 channel ADPCM) 

RAM: 16 MB (64-megabit SD-RAM x 2) of main system RAM, 8 MB of VRAM, 2 MB for audio 

Modem: V34 (33.6Kbps), V42 and MNP5 full support (US release will likely be at 56k speeds) 

OS: Customized Microsoft Windows CE OS or SEGA's custom OS 

Media: GD-ROM (GigaByte Disk-ROM) Drive - Maximum speed 12X approx. (on outer tracks), 1.2 GigaByte capacity. 
 
Controller 
Controller: Directional Control: Analog stick and/or standard digital pad. 

Action Buttons: 4 color coded buttons in the shape of a diamond, two analog trigger buttons, start button. 

Controller Port: Ports can transfer data at 2 MB per second! 
 
VMS
Japan: VMS (Visual Memory System), North America: VMU (Visual Memory Unit) : Up to two PDAs can be inserted in each controller. 

PDA Specs: Energy saving 8-bit CPU, 128K byte memory, 48 x 32 resolution LCD screen, battery x 2, auto-off function, PWM 1 sound chip 

Weight: 45 g 

 

Thanks to Gordon Vink of The Dreamcast Technical Pages

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