|Sega Dreamcast Review: 1st Look
Size: 7 7/16" (W) x 7 11/16" (H) x
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: Directional Control: Analog stick and/or standard
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!
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
Weight: 45 g
Thanks to Gordon Vink of
The Dreamcast Technical Pages