ATI Gets the Green Flag in the New NASCAR'R' PC by Cisnet.

MARKHAM, Ontario -- ATI's Radeon(R) Xpress 200 Drives the New NASCAR PC Desktops and Notebooks

ATI Technologies Inc. (NASDAQ:ATYT)(TSX:ATY), a global leader in PC and mobile graphics, today announced a partnership with ZT Group International, Inc. to be the exclusive graphics provider for the first officially licensed line of NASCAR(R) PC notebooks and desktops.

The hot new NASCAR PC's will deliver the total "NASCAR Experience" featuring a NASCAR- themed desktop, icons, Windows Media Player as well as many other NASCAR themed offers and ATI's Radeon(R) Xpress 200 chipset with integrated graphics based on the world-class Radeon(R) X300 core.

ZT Group International, Inc. has already launched the NASCAR PC by Cisnet desktop and notebook with ATI's Radeon(R) Xpress 200 chipset. The first PCI Express(R) integrated chipset designed for the AMD platform, Radeon Xpress 200 is also the only integrated graphics chipset that currently supports Microsoft Windows Vista(TM), which is scheduled to launch in the fall of 2006.

"We are extremely excited to work with ATI to offer NASCAR fans a line of PCs that can deliver a unique experience and still provide the kind of performance, reliability and speed they want from a computer," said Bob Anderson, Vice President, Strategic Account Sales at ZT Group. "ATI is a graphics leader with a proven track record for extremely fast and stable engines that will provide users with maximum enjoyment and investment protection."

"As a huge fan of speed and performance, ATI is proud to work with ZT Group International, Inc. to provide NASCAR fans with the very best visual experience possible," said Reuven Soraya, Director of Chipset Platform technology, ATI Technologies Inc. "Industry-leading ATI products like the Radeon Xpress 200 offer fans rich multimedia, support for high-definition audio, flexible multi-monitor connectivity and the acceleration that has kept ATI in the graphics pole position for over 20 years."

The new NASCAR PCs are available online at CompUSA.com and Target.com in North America. For more information about these or other visual processing products from ATI please visit www.ati.com.

About ZT Group International, Inc.

ZT Group International is recognized as a leading manufacturer of PC's, notebooks, workstations and servers by the computer industry. The company's Cisnet brand is well recognized by consumers and business users as a result of its extensive retail presence over the past few years and has a substantial installed customer base accumulated over its long industry history. ZT offers its products through major retail accounts, as well as through the distribution and reseller channels. The company ships thousands of orders daily through its distribution channels and direct Educational and Government contracts. www.ztgroup.com

About NASCAR

The National Association for Stock Car Auto Racing, NASCAR, is the sanctioning body for one of America's premier sports, which is the second highest-rated sport on television and has the most corporate involvement of any major sport. NASCAR sanctions approximately 1,800 races at 120 tracks in 38 states. The licensing division of NASCAR, based in Charlotte, N.C., works with more than 200 licensees nationwide. Overall, NASCAR fans purchased $2.1 billion in NASCAR-licensed merchandise in 2004. Headquartered in Daytona Beach, FL, NASCAR also has offices in Concord, N.C., Los Angeles, New York, Toronto, and Bentonville, Ark.

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 $2.22 billion, ATI has more than 3,400 employees in the Americas, Europe and Asia. ATI common shares trade on NASDAQ (ATYT) and the Toronto Stock Exchange (ATY).

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