The Dreamcast is the last home video game console made by Sega. It was released in Japan on November 27, 1998, and in other countries in late 1999. It replaced the Sega Saturn and was the first sixth-generation console, coming before Sony’s PlayStation 2, Nintendo’s GameCube, and Microsoft’s Xbox.
A team led by Hideki Sato started working on the Dreamcast in 1997. Unlike the expensive hardware of the earlier Sega Saturn, the Dreamcast used cheaper, ready-made parts, such as a Hitachi SH-4 CPU and an NEC PowerVR2 GPU. The Dreamcast shared parts with Sega’s NAOMI system board, which helped make arcade games work well on the console. Sega used GD-ROM discs instead of DVDs to save money on licensing. Developers could use a special version of Windows CE to make it easier to move games from computers to the console. The Dreamcast was the first console with a built-in modem for internet access and online play.
Although the Dreamcast had supply problems in Japan, its launch in the United States was successful because of a strong marketing campaign. However, sales dropped over time as Sony promoted the PlayStation 2. Dreamcast sales did not meet Sega’s goals, and lowering the price to attract buyers caused financial losses. After a change in leadership, Sega stopped making the Dreamcast on March 31, 2001, and became a company that made games for other consoles instead of making its own hardware. A total of 9.13 million Dreamcasts were sold worldwide, and over 600 games were created for the console. Sega later moved many Dreamcast games to other platforms.
The Dreamcast’s poor sales were partly due to competition from the PlayStation 2, few outside companies supporting it, and earlier problems with Sega’s 32X and Saturn consoles that hurt its reputation. In later years, reviewers praised the Dreamcast as one of the best consoles. It was ahead of its time for introducing ideas like online play and downloadable content. Many Dreamcast games are seen as creative, including Sonic Adventure (1998), Crazy Taxi (1999), Shenmue (1999), Jet Set Radio (2000), and Phantasy Star Online (2000). The Dreamcast is still popular among fans who create their own software and keep online features working through private servers.
History
In 1988, Sega introduced the Genesis (called the Mega Drive in most countries outside North America), which was part of the fourth generation of video game consoles. It became Sega's most successful console, selling 30.75 million units. The Saturn, its next console, was released in Japan in 1994. The Saturn used CD-ROM technology and had both 2D and 3D graphics. However, its complex design made it harder for programmers to create games compared to the Sony PlayStation, its main competitor. Although the Saturn launched first in Japan and the United States, its early release in the U.S. was limited to only four stores because of low supply, which made other stores upset. Game developers also preferred working on the PlayStation, which hurt the Saturn's success. These problems led to financial difficulties for Sega, as its income dropped between 1992 and 1995 due to a slow-down in the video game industry.
Sega announced that Shoichiro Irimajiri would replace Tom Kalinske as chairman and CEO of Sega of America. Bernie Stolar, a former Sony executive, became Sega of America's executive vice president, responsible for product development and third-party relations. After the Nintendo 64 launched in 1996, sales of the Saturn and its games dropped sharply. By August 1997, Sony had 47% of the console market, Nintendo had 40%, and Sega had only 12%. Lower prices and popular games did not help the Saturn's sales.
Sega announced that Hayao Nakayama would step down as president of Sega in January 1998, with Irimajiri taking over. Stolar became CEO and president of Sega of America. After five years of falling profits, Sega reported its first financial losses in the fiscal year ending March 31, 1998, losing ¥35.6 billion (US$269.8 million). Shortly before this, Sega stopped selling the Saturn in North America to prepare for its next console. This left the Western market without Sega games for over a year. Rumors about the upcoming Dreamcast, shared mainly by Sega, spread before the last Saturn games were released.
As early as 1995, reports said Sega might partner with companies like Lockheed Martin, The 3DO Company, Matsushita, or Alliance Semiconductor to create a new graphics processor for a "Saturn 2" or an add-on device. Dreamcast development was separate. Because the Saturn performed poorly, Irimajiri decided to look outside Sega for help creating a new console. In 1997, he hired IBM's Tatsuo Yamamoto to lead a secret project in the U.S., called Blackbelt. Some sources say an internal team led by Hideki Sato also started working on Dreamcast hardware. One account claims Sega assigned both teams, while another says Sato started work because he disagreed with Irimajiri's choice. Sato's team used the Hitachi SH-4 processor and the NEC-made VideoLogic PowerVR2 graphics chip. The project was first called Whitebelt, then later named Dural, after a character from Sega's Virtua Fighter series.
Yamamoto's team initially planned to use 3dfx Voodoo 2 and Voodoo Banshee graphics chips with a Motorola PowerPC 603e CPU. However, Sega later asked them to also use the SH-4 chip. These parts were "off-the-shelf" components, meaning they were already available. Charles Bellfield, a former Sega executive, said presentations using NEC's solution showed strong performance and low costs. He believed Sega's relationship with NEC, a Japanese company, influenced the decision to use its hardware instead of American-made options. Stolar supported using the U.S. 3dfx version but said "Japan wanted the Japanese version, and Japan won." This led to a lawsuit by 3dfx against Sega and NEC, which was resolved without going to court.
Electronic Arts (EA), a long-time Sega game developer, was concerned about the PowerVR architecture because it was less powerful than the 3dfx technology they had invested in. According to Sega's hardware manager Shiro Hagiwara and Cross Products director Ian Oliver, the SH-4 was chosen after careful consideration as the only processor that could deliver the needed 3D performance. By February 1998, the project was renamed Katana, after a Japanese sword, though some hardware details, like memory, were still being finalized.
Knowing the Saturn's high costs and complex design hurt its success, Sega took a different approach with the Dreamcast. Like earlier Sega consoles, the Dreamcast used parallel systems, but its hardware was closer to personal computers, lowering costs. It also allowed game development to start before development kits were ready, as Sega told developers that games made for a Pentium II 200 computer would work on the console. Damien McFerran called the motherboard "a masterpiece of clean, uncluttered design and compatibility."
Chinese economist and future Sega.com CEO Brad Huang convinced Sega chairman Isao Okawa to include a modem in every Dreamcast, despite objections from Okawa's staff over the extra $15 cost per unit. Sega designed the modem to be modular to adapt to future changes in home internet technology.
Sega chose the GD-ROM media format, jointly developed with Yamaha. GD-ROMs could be produced at similar costs to regular CD-ROMs, avoiding the higher prices of DVD-ROMs.
Microsoft created a custom version of Windows CE for the Dreamcast with DirectX tools, making it easier to port PC games to the console. However, programmers preferred Sega's tools over Microsoft's. A Dreamcast team member predicted this would happen, saying developers would favor Sega's system for better performance. By late 1997, the
Technical specifications
The Dreamcast measures 190 mm × 195.8 mm × 75.5 mm (7.48 in × 7.71 in × 2.97 in) and weighs 1.5 kg (3.3 lb). Its main CPU is a two-way 360 MIPS superscalar Hitachi SH-4 32-bit RISC, clocked at 200 MHz with an 8 kB instruction cache and 16 kB data cache. It also has a 128-bit graphics-oriented floating-point unit that delivers 1.4 GFLOPS. The console uses a 100 MHz NEC PowerVR2 rendering engine, integrated with the ASIC, which can draw more than 3 million polygons per second and use deferred shading. Sega estimated the Dreamcast's theoretical rendering capability at 7 million raw polygons per second, or 6 million with textures and lighting, but noted that "game logic and physics reduce peak graphic performance."
Graphical hardware effects include trilinear filtering, Gouraud shading, z-buffering, spatial anti-aliasing, per-pixel translucency sorting, and bump mapping. The Dreamcast can display approximately 16.77 million colors at once and shows interlaced or progressive scan video at a 640 × 480 resolution. Its 67 MHz Yamaha AICA sound processor, which includes a 32-bit ARM7 RISC CPU core, can generate 64 voices using PCM or ADPCM formats, offering ten times the performance of the Saturn's sound system. The Dreamcast has 16 MB of main RAM, plus 8 MB of RAM for graphic textures and 2 MB of RAM for sound. It reads media using a 12× speed Yamaha GD-ROM drive. The console supports Windows CE and several Sega and middleware application programming interfaces.
The Dreamcast can connect to video displays through accessories like A/V cables, RF modulator connectors, S-Video cables, and SCART. A VGA adapter allows the Dreamcast to connect to computer displays or enhanced-definition television sets in 480p resolution.
Sega produced many Dreamcast models, most of which were sold only in Japan. The R7, a refurbished version of the Dreamcast, was originally used as a network console in Japanese pachinko parlors. Another model, the Divers 2000 CX-1, is shaped like Sonic's head and includes a television and software for teleconferencing. A limited Hello Kitty version, made in 2000 units, was aimed at female gamers in Japan. Special editions were made for Seaman and Resident Evil – Code: Veronica. Color variations were sold in Japan through the Dreamcast Direct service. Toyota also sold special Dreamcast units at 160 of its dealers in Japan. In North America, a limited black Dreamcast was released with a Sega Sports logo on the lid, along with matching black controllers and two games.
The Dreamcast has four ports for controller inputs and was sold with one controller. The controller is based on the Saturn 3D controller and includes an analog stick, a D-pad, four action buttons, a start button, and two analog triggers. Critics generally gave the controller negative reviews. Edge called it "an ugly evolution of Saturn's 3D controller," and 1Up.com's Sam Kennedy said it was "not that great," while Game Informer's Andy McNamara called it "lame." IGN noted that "unlike most controllers, Sega's pad forces the user's hands into an uncomfortable parallel position." Both the analog joystick and triggers use Hall effect sensors, which require less calibration and reduce joystick drift issues.
Third-party companies, such as Mad Catz, made additional controllers with more buttons and features. Other companies created arcade-style joysticks for fighting games, like Agetech's Arcade Stick and Interact's Alloy Arcade Stick. Mad Catz and Agetec also made racing wheels for racing games. Sega did not release its official light guns in the US, but third-party light guns were available. The Dreamcast supports a Sega fishing "reel and rod" motion controller and a keyboard for text entry. Although designed for fishing games like Sega Bass Fishing, the fishing controller can also be used to play Soulcalibur, which translates vertical and horizontal movements into swordplay. IGN called it a predecessor to the Wii Remote. The Japanese version of Sega's Cyber Troopers Virtual-On Oratorio Tangram supported a "Twin Sticks" peripheral, but its US publisher, Activision, did not release it in the US. The Dreamcast can connect to SNK's Neo Geo Pocket Color, which predates Nintendo's GameCube – Game Boy Advance link cable.
In most regions, the Dreamcast includes a removable modem for online connectivity, which can be upgraded in the future. In Brazil, the modem was sold separately due to the console's high price. The original Japanese model and all PAL models have a transfer rate of 33.6 kbit/s, while US and Japanese models sold after September 9, 1999, have a 56 kbit/s dial-up modem. Broadband service was enabled through a broadband accessory released in Japan in 2000 and in the US in early 2001.
Sega also made the Dreameye, a digital camera that connects to the Dreamcast for sharing pictures and video chatting online. Sega hoped developers would use the Dreameye for future software, similar to how Sony later used its EyeToy peripheral. Sega also explored systems that would allow users to make phone calls with the Dreamcast and discussed with Motorola the development of an internet-enabled cell phone that would use console technology for quick game and data downloads.
Unlike the Sega CD and Sega Saturn, which had internal backup memory, the Dreamcast uses a 128 kbyte memory card called the VMU for data storage. The VMU includes a small LCD screen, audio output from a one-channel PWM sound source, non-volatile memory, a D-pad, and four buttons. The VMU can show game information, function as a basic handheld gaming device, and connect to certain Sega arcade machines. For example, players use the VMU to call plays in NFL 2K or raise virtual pets in Sonic Adventure.
Sega officials said the VMU could act as a "private viewing area," which had previously
Software
The Dreamcast has a library of more than 600 games available in all regions, stored on GD-ROM discs. The system uses a feature called regional lockout, which only allows it to play games made for its specific region. This restriction can be avoided using tools like modchips, boot discs, or cheat discs, such as Datel’s Action Replay. In Japan, the Dreamcast launched with games like Virtua Fighter 3tb, Pen Pen TriIcelon, Godzilla Generations, and July. In North America, it launched with 19 games, including Sonic Adventure, Soulcalibur, and NFL 2K. In Europe, the initial plan was to release 10 games, but this number increased to 15 after a delay. Licensed Dreamcast games were released in the United States until mid-2002. Some independent developers continued making games for the system, such as Last Hope, created in 2007 by the German studio NG:Dev.Team.
In 2000, Sega reorganized its arcade and console teams into nine independent studios led by top designers. These studios included United Game Artists (UGA), Hitmaker, Smilebit, Overworks, WOW Entertainment, Amusement Vision, Sega Rosso, Wave Master, and Sonic Team. Earlier that year, Sega AM2 was taken over by CSK Research Institute and became an independent company in 2001 as SEGA-AM2 Co., Ltd. These studios were encouraged to experiment and had a less strict approval process for their projects. This led to games like UGA’s Rez, which tried to simulate a type of sensory experience through a rail shooter format; Wow’s The Typing of the Dead, a version of The House of the Dead 2 turned into a typing trainer; and Hitmaker’s Segagaga, a Japan-only role-playing game where players help save Sega from going out of business.
Sonic Team’s Sonic Adventure, the first fully 3D platform game featuring Sega’s mascot Sonic the Hedgehog, was the main highlight of the Dreamcast’s launch. It sold 2.5 million copies, making it the best-selling Dreamcast game. Sonic Team also created ChuChu Rocket!, a puzzle game praised for its addictive gameplay and exciting multiplayer matches, and Samba de Amigo, a music game known for its colorful design and special maracas accessory. Another major game was Phantasy Star Online, the first online console role-playing game, which improved and simplified gameplay styles from other games to make them more accessible to console players.
UGA developed Space Channel 5, a music game designed for a casual audience, where players help a female space reporter named Ulala fight aliens by dancing. Hitmaker’s arcade ports included Crazy Taxi, a popular open-world racing game with over one million copies sold, and Virtua Tennis, which helped revive the tennis game genre. Smilebit’s Jet Set Radio, where players control a gang of rebellious inline skaters in Tokyo, is seen as a key example of Sega’s focus on original ideas during the Dreamcast’s time. Jet Set Radio also helped popularize a type of graphics called cel shading, though it did not meet sales goals. Overworks, with help from Rieko Kodama, created Skies of Arcadia, a role-playing game praised for its imaginative world of floating islands, sky pirates, and exciting airship battles.
AM2 developed Shenmue, a game Sega hoped would be the Dreamcast’s most important title. Shenmue is a story about revenge inspired by Chinese cinema and included features like a day-and-night cycle, weather changes, and a new way to control character actions called quick-time events. The game went over budget and was estimated to cost Sega more than $50 million. Though it sold well, it did not make a profit because the Dreamcast had few users.
Visual Concepts created the NFL 2K football series and the NBA 2K basketball series, both of which received high praise. NFL 2K was noted for its detailed visuals and humorous commentary, while NFL 2K1 introduced online multiplayer features before its main competitor, EA’s Madden NFL. The 2K series continued competing with Madden on other platforms until 2004, introducing new ideas like a first-person perspective. The series later launched ESPN NFL 2K5 at a low price of $19.95 until EA signed an exclusive deal with the National Football League, which ended all other professional football games. After Sega sold Visual Concepts for $24 million in 2005, the NBA 2K series continued with Take-Two Interactive. During the Dreamcast’s time, Visual Concepts also worked with Sonic the Hedgehog designer Hirokazu Yasuhara on Floigan Bros. and made the action game Ooga Booga.
Before the Dreamcast launched in Japan, Sega introduced the NAOMI arcade board, a cheaper version of the Sega Model 3. NAOMI used the same technology as the Dreamcast, with more memory and a 160 MB flash ROM instead of a GD-ROM drive, allowing arcade games to be played on the Dreamcast
Reception and legacy
In December 1999, Next Generation gave the Dreamcast a rating of 4 out of 5, stating: "If you want the most powerful system available now, showcasing the best graphics at a reasonable price, this system is for you." However, Next Generation gave the system a future outlook rating of 3 out of 5, noting that Sony and Nintendo were planning to release more powerful consoles. At the start of 2000, five Electronic Gaming Monthly reviewers scored the Dreamcast 8.5, 8.5, 8.5, 8.0, and 9.0 out of 10. In 2001, the same reviewers scored it 9.0, 9.0, 9.0, 9.0, and 9.5 out of 10. BusinessWeek named the Dreamcast one of the best products of 1999.
Reasons for the Dreamcast's failure included consumer interest in the PlayStation 2; lack of support from EA and Squaresoft, two major game developers in the U.S. and Japan; disagreements among Sega executives about the company's future; and Okawa's lack of commitment to the product. Sega also lacked advertising funds, with Bellfield doubting that Sega spent even "half" of the $100 million it had promised to promote the Dreamcast in the U.S. Other reasons included the market not being ready for online gaming, Sega's focus on "hardcore" gamers instead of mainstream audiences, poor timing, and damage to Sega's reputation from earlier poorly supported platforms. GamePro’s Blake Snow wrote that the Dreamcast was "launched years ahead of the competition" but struggled to overcome the negative reputation Sega had built during earlier systems like the Saturn, Sega 32X, and Sega CD. As a result, casual gamers and third-party developers doubted Sega's ability to deliver quality products.
Eurogamer’s Dan Whitehead noted that consumers’ "wait-and-see" approach and the lack of support from EA were symptoms, not the main causes, of Sega’s decline. He concluded that Sega’s problems in the 1990s made both gamers and publishers hesitant to trust any new Sega platform. 1Up.com’s Jeremy Parish said it was unfair to blame Sony for "killing the Dreamcast by overselling the PS2," as Sega’s lack of support for earlier consoles had already made customers wary of buying Dreamcasts.
In 2009, IGN named the Dreamcast the eighth-greatest video game console, praising its software and innovations, including online play. In 2010, PC Magazine’s Jeffrey L. Wilson called the Dreamcast the greatest console, saying it was "gone too soon." In 2013, Edge named the Dreamcast the tenth-best console of the last 20 years, highlighting innovations like in-game voice chat, downloadable content, and second-screen technology through VMUs. Edge wrote that "Sega's console was undoubtedly ahead of its time, and it suffered at retail for that reason… [b]ut its influence can still be felt today." Eurogamer’s Dan Whitehead compared the Dreamcast to "a small, square, white plastic JFK." He wrote that its short lifespan "may have sealed its reputation as one of the greatest consoles ever," as "nothing builds a cult like a tragic demise." IGN’s Travis Fahs said, "Many hardware manufacturers have come and gone, but it's unlikely any will go out with half as much class as Sega."
If ever a system deserved to succeed, it was the Dreamcast. Its game library was celebrated. In January 2000, three months after the Dreamcast’s North American launch, Electronic Gaming Monthly wrote that "with high-quality games like Soul Calibur, NBA 2K, and soon Crazy Taxi to play, we figure you're happy you took the 128-bit plunge." In a retrospective, PC Magazine’s Jeffrey L. Wilson called the Dreamcast’s game collection a "killer library" and said Sega’s creative influence and visual innovation were at their peak. Edge staff agreed, stating the system "delivered the first games that could meaningfully be described as arcade perfect." Retro Gamer’s Damien McFerran praised the Dreamcast’s NAOMI arcade ports, writing: "The thrill of playing Crazy Taxi in the arcade knowing a pixel-perfect version was set to arrive on the Dreamcast is an experience unlikely to be repeated."
Nick Montfort and Mia Consalvo, writing in Loading… The Journal of the Canadian Game Studies Association, argued that the Dreamcast hosted a remarkable amount of video game development that went beyond the usual and was interesting when considered as avant-garde. They said it is hard to imagine a commercial console game expressing strong resistance to the idea that game production is purely for profit, but Dreamcast games came closer to this than any other console. 1Up.com’s Jeremy Parish compared Sega’s Dreamcast output, which included some of "the most varied, creative, and fun [games] the company had ever produced," with its "enervated" status as a third-party. Fahs noted, "The Dreamcast's life was fleeting, but it was saturated with memorable titles, most of which were completely new properties." According to author Steven L. Kent, "From Sonic Adventure and Shenmue to Space Channel 5 and Seaman, Dreamcast delivered and delivered and delivered."
Some journalists have compared the Dreamcast’s end to changes in the video game industry. In 1001 Video Games You Must Play Before You Die, Duncan Harris wrote: "One of the reasons older gamers mourned the loss of the Dreamcast was that it signaled the end of arcade gaming culture… Sega's console gave hope that things were not about to change for the worse and that the tenets of fast fun and bright, attractive graphics were not about to sink into a brown and green bog of realistic war games." Jeremy Parish, writing for USgamer, contrasted the Dreamcast’s diverse library with the "suffocating sense of conservatism" that followed in the gaming industry. According to Sega’s head of product implementation, Tadashi Takezaki, the Dreamcast would have been Sega’s last video game console no matter how it sold because of market changes and the rise of PCs. He praised the Dreamcast for its features, saying in 2013, "The seeds we sowed with the Dreamcast are finally bearing fruit at this point in time. In some ways, we were going by the seat of our pants, but it was part of the Sega credo at the time — if it's fun, then go for it."
The Dreamcast remains popular in the video game homebrew community. By 2014, unlicensed Dreamcast games formatted for MIL-CD, a multimedia-enhanced format developed by Sega and supported by the Dreamcast, continued to be released. After Sega shut down the official Dreamcast servers, hobbyists created private servers to allow games like Phantasy Star Online to be played online. As of 2025, hobbyists have restored online functions for 40 Dreamcast games.