Dassault Systèmes previews next generation of Virtools' solutions at the Game Connection

Paris, France, March 7th, 2007 - Dassault Systèmes (DS) (Nasdaq: DASTY; Euronext Paris: #13065, DSY.PA), a world leader in 3D and Product Lifecycle Management (PLM) solutions, announced today private previews of Virtools' next generation solutions, which are currently being developed for the Xbox 360 and PS3 consoles.

Established as the # 1 platform for game prototyping, which allows developers to unleash their creativity while testing their ideas and game play, Virtools technology now addresses next generation platforms, applying its know-how to cutting edge developments.
With improved versatility and robustness, these solutions will allow faster and higher quality development.

"With our next generation solutions, soon to be released for the Xbox 360, we are now addressing top class development studios interested in high performance engine coupled with a new flexible production pipeline. With over thousands of characters fully animated on-screen and impressive shader-based visual effects, we are now playing in the upper league for production too," says Bertrand Duplat, CTO for Virtools, Dassault Systèmes.

Virtools' new solutions will be previewed exclusively during one-to-one demos during the Game Connection, held at the Game Developer Conference 2007, in San Francisco, March 8–9. Experienced video game developers with innovative and ambitious projects interested in partnering are invited to request a private meeting at www.virtools.com/News/events/2007/gdc.asp.

"Xbox 360" is a registered trademark of Microsoft Corporation in the United States and/or other countries.

"PlayStation 3" and "PS3" are registered trademarks of Sony Computer Entertainment Inc.

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About Virtools

Acquired by Dassault Systèmes in mid-2005, Virtools is the leading provider of comprehensive software solutions for building highly interactive 3D life-like applications.  Virtools 3D real-time technologies and solutions have been used in a wide variety of applications such as simulation of product usage, ergonomic testing, creating the shopping experience, training scenarios, right through to branding, advertising and web marketing applications. Customers include industry leaders such as France Telecom, L'Oréal, Matsushita, Procter & Gamble, PSA, Renault.  Virtools game clients include major game studios such as Electronic Arts, Remedy, Nickelodeon, Sony Computer Entertainment Worldwide Studios, Microsoft, Dreamcatcher, Warner Bros Online and Ubisoft, etc. Virtools is a licensee of Sony Computer Entertainment Inc's Tools and Middleware Licensing program.   For more information, visit www.virtools.com.

About Dassault Systèmes

As a world leader in 3D and Product Lifecycle Management (PLM) solutions, Dassault Systèmes brings value to more than 90,000 customers in 80 countries. A pioneer in the 3D software market since 1981, Dassault èmes develops and markets PLM application software and services that support industrial processes and provide a 3D vision of the entire lifecycle of products from conception to maintenance. The Dassaèmes portfolio consists of CATIA for designing the virtual product - SolidWorks for 3D mechanical design - DELMIA for virtual production - SIMULIA for virtual testing and ENOVIAfor global collaborative lifecycle management, including ENOVIA VPLM, ENOVIA MatrixOne and ENOVIA SmarTeam. Dassault Systèmes is listed on the Nasdaq (DASTY) and Euronext Paris (#13065, DSY.PA) stock exchanges. For more information, visit http://www.3ds.com.

CATIA, DELMIA, ENOVIA, SIMULIA and SolidWorks are registered trademarks of Dassault Systèmes or its subsidiaries in the US and/or other countries. All other companies and products mentioned herein may be the trademarks of their respective owners.

Dassault Systèmes Press Contacts:

Karine Guilbert (Virtools)

+33 1 42 71 46 86

guilbert@virtools.com

Derek Lane (Americas)

+1(818) 673-2243

derek_lane@ds-us.com