SEGA Dreamcast

SEGA's last console, with a built-in modem

  • 1998Released
  • 6thGeneration
  • SegaDeveloper
SEGA Dreamcast

SEGA Dreamcast Specifications

CPU
Hitachi SH-4 (128-bit)
CPU Speed
200 MHz
RAM
16 MB SDRAM
GPU
NEC PowerVR2 DC
GPU Speed
100 MHz
Video RAM
8 MB
Audio Processor
Yamaha AICA (32-bit)
Audio Processor Speed
22.5 MHz
Audio Co-Processor
ARM7 RISC
Audio Co-Processor Speed
45 MHz
Audio RAM
2 MiB

Overview

The Sega Dreamcast was released on 27 November 1998 in Japan, 9 September 1999 in North America and 14 October 1999 in Europe. It was the last console Sega released.

After problems with the Saturn, such as high production costs and very complex hardware, Sega took a different approach with the Dreamcast, building it largely from off-the-shelf components to keep costs down and make it easier to develop for.

The console sold well at first, helped by a large marketing campaign for its US launch, but interest fell quickly once Sony began building hype for the PlayStation 2.

The Dreamcast’s failure to meet sales expectations, along with tough competition from the PlayStation 2, Xbox and Nintendo’s GameCube, was one of the main reasons Sega left the console market in 2001.

Despite its short life and limited support, the Dreamcast has been praised as ahead of its time.

Its library includes Crazy Taxi, Shenmue and Jet Set Radio, as well as high quality ports of games from Sega’s NAOMI arcade board.

Key Features

Off-the-Shelf Parts

Built from standard components to cut costs and ease development.

PowerVR2 Graphics

NEC PowerVR2 graphics with 8 MB of video RAM.

Arcade Ports

High quality ports of games from Sega's NAOMI arcade board.

Sega's Last Console

The final console Sega released before leaving the market.

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SEGA Dreamcast Emulators

Which one to pick

  • Flycast

    Active

    • Windows
    • macOS
    • Linux
    • Android
    • Switch
    • Xbox

    Known forThe maintained successor to Reicast. Higher internal resolutions, online play through DCNet, RetroAchievements, and NAOMI and Atomiswave arcade games. Needs the Dreamcast BIOS.

  • Redream

    Development builds, last stable 1.5.0 in 2020

    • Windows
    • macOS
    • Linux
    • Raspberry Pi
    • Android

    Known forSimple to use, with no BIOS or flash files needed. The developer says over 95% of the library plays to the end; HD rendering is a premium upgrade.

  • DEmul

    Closed source, latest build 280418

    • Windows

    Known forA Dreamcast emulator that also runs Sega's NAOMI and Sammy's Atomiswave arcade boards, with a DirectX 11 renderer that needs newer hardware.

  • NullDC

    Ended

    • Windows
    • Linux

    Known forAn open source emulator that put compatibility ahead of performance, with some of the best compatibility of its time. Needs the Dreamcast BIOS.

  • Reicast

    Ended around 2020

    • Android
    • Windows
    • Linux

    Known forA portable emulator from former NullDC developers, aimed mainly at Android, with higher internal resolutions. Continued as Flycast.

  • Chankast

    Ended after about three months

    • Windows

    Known forOne of the first emulators to run commercial Dreamcast games. It achieved a great deal for 2004, but was left buggy and outdated.

In short

Flycast is the actively developed, open source choice, with builds for Windows, macOS, Linux, Android, Switch and Xbox, free upscaling and RetroAchievements. Redream is the easiest to set up, needing no BIOS files, though high-definition rendering is a paid upgrade. On Windows, DEmul is one of the most feature-packed options and also runs NAOMI and Atomiswave games. NullDC, Reicast and Chankast are no longer developed and are kept here as an archive; Flycast continues the work of NullDC and Reicast.