MOBILITY(tm) RADEON(tm) 9600 puts pedal to the metal in Apple's new line-up

MARKHAM, ON/ Munich, Germany - September 17, 2003 - Today, ATI Technologies Inc. (NASDAQ: ATYT; TSX: ATY), the undisputed market leader across all mobile platforms, announced that the MOBILITYTM RADEONTM 9600 mobile visual processor, which uses advanced 0.13-micron technology, is now shipping in Apple's newest 15-inch and 17-inch PowerBook G4 notebooks.

"The MOBILITY RADEON 9600 drives incredible realism in the most advanced games and latest 3D workplace applications," said Phil Eisler, Vice President and General Manager, Mobile and Integrated Business Unit. "We have once again delivered a mobile VPU that offers immersive 3D environments, cinematic realism and earth-shattering performance to PowerBook notebook users - ATI is truly the driving force behind the mobile planet."



"The all-new 15-inch PowerBook with its sleek aluminum design and high-performance architecture offers the ideal balance of power and portability, while the 17-inch PowerBook provides mobile professionals with the largest display available in a notebook computer," said Greg Joswiak, Apple's vice president of Hardware Product Marketing. "The ATI Mobility Radeon 9600 graphics processor delivers revolutionary 3D performance with vivid, cinematic quality graphics that enable PowerBook customers to do studio-quality work on the go."



The MOBILITY RADEON 9600 enables digital content creators (DCC), graphic designers, video editors, power notebook users and gamers to experience SMARTSHADERTM 2.0 graphics on a mobile platform at full speed, with full image quality and color precision for both work or play without compromise. It also supports a comprehensive array of external display options including Apple's all digital 23-inch flat-panel Cinema HD Display and provides hardware acceleration for multiple video formats.



Company Background
ATI Technologies Inc. is a 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 visual processor unit (VPU) provider and is dedicated to deliver 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 markets. With 2002 revenues in excess of US $1 billion, ATI has approximately 2,200 employees in the Americas, Europe and Asia. ATI common shares trade on NASDAQ (ATYT) and the Toronto Stock Exchange (ATY).