Radeon'R' Xpress'TM' Platform Technology Included in HP Commercial

Radeon'R' Xpress'TM' Platform Technology Included in HP Commercial Desktop PCs

    Business Editors

    MARKHAM, Ontario--(BUSINESS WIRE)--April 27, 2005--

Radeon(R) Xpress(TM) 200 along with AMD Athlon 64 processors, delivers lightning fast 64-bit processing, robust features and increased scalability
    ATI Technologies Inc. (TSX:ATY)(NASDAQ:ATYT), today announced that Radeon(R) Xpress(TM) 200 will be the chipset platform technology for the HP dx5150, HP's latest AMD Athlon(TM) 64 processor-based commercial desktop PC. ATI's technology adds Radeon-class visual processing and broad connectivity for today's most commonly used devices and peripherals. The Radeon Xpress 200 also delivers built-in support for PCI Express, DirectX 9 graphics and AMD's (NYSE: AMD) 64-bit processors, helping to enable support of the latest operating systems and applications and, in turn, give customers investment protection.

    With built-in dual monitor support, the Radeon Xpress 200 platform allows users to easily connect a second display and extend their desktop for improved multi-tasking and application management. In addition, IT managers benefit from ATI's unified driver architecture, which enables a stable and consistent software image across multiple platforms.

    "HP commercial desktop PCs are widely recognized as providing industry leading performance and reliability at an attractive price point," said Reuven Soraya, Director of Marketing, Chipset Business Unit. "Radeon Xpress 200 platform technology helps provide commercial users with a best-in-class solution that easily meets the demands of business users today, and in the future."

    "Our customers desire desktop PCs that are highly versatile, with the features and performance to maximize end-user productivity," said Brian Schmitz, director of marketing, Business Desktops, HP. "With Radeon Xpress platform technology, the dx5150 offers an ideal balance of these elements combined with support for the approaching 64-bit computing future to help provide businesses with advanced performance and ensure investment protection."

    About ATI Technologies

    ATI Technologies Inc. is the world leader in the design and manufacture of innovative 3D graphics and digital media silicon solutions. An industry pioneer since 1985, ATI is the world's foremost graphics processing unit (GPU) provider and is dedicated to delivering leading-edge performance solutions for the full range of PC and Mac desktop and notebook platforms, workstation, set-top and digital television, game console and handheld device markets. With 2004 revenues of approximately US $2 billion, ATI has more than 2,700 employees in the Americas, Europe and Asia. ATI common shares trade on Nasdaq (ATYT) and the Toronto Stock Exchange (ATY).

    Copyright 2005 ATI Technologies Inc. All rights reserved. ATI and ATI product and product feature names are trademarks and/or registered trademarks of ATI Technologies Inc. All other company and product names are trademarks and/or registered trademarks of their respective owners. Features, pricing, availability and specifications are subject to change without notice.

    For media or industry analyst support, visit our Web site at http://www.ati.com

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CONTACT: ATI Technologies Inc. Jennifer Barron, Public Relations Manager Integrated and Mobile Business Unit (905) 882-2600, Ext. 3958 jbarron@ati.com or Other ATI Contacts: Porter Novelli Canada Derek Baker, Senior Consultant (416) 422-7158 derek.baker@porternovelli.com or For investor relations support, please contact: ATI Technologies Inc. Zev Korman, Investor Relations (905) 882-2600, Ext. 3670 zev@ati.com

KEYWORD: NEW YORK INTERNATIONAL CANADA INDUSTRY KEYWORD: SOFTWARE PRODUCT SOURCE: ATI Technologies Inc.

Copyright Business Wire 2005