MUNICH, GERMANY - November 26, 2003 - ATI Technologies Inc. (TSX:ATY, NASDAQ:ATYT) announced today that SONY has chosen the RADEON(tm) 9200LE / 128MB

in its new VAIO Desktop RS300 series, bringing a maximum of visual performance capabilities to users in Europe. The RADEON(tm) 9200LE makes the VAIO Desktop

RS300 series - designed for the consumer environment - the natural choice for users seeking to maximise their DVD viewing or gaming experience.

The SONY VAIO RS300 series is currently shipping and is available at retailers throughout Europe.

"The SONY VAIO RS300 series offers an attractive, affordable option for users wanting to maximise multimedia satisfaction", said Mr Sharon Antonaros of SONY

Information Technology. Combined with ATI's high-performance RADEON(tm) 9200LE chip, we are able to bring high-end technology and performance at mainstream

prices, opening a new world of immersive gameplay for our PC enthusiasts as well as audio-video convergence, concluded Mr Antonaros.

"We are delighted to bring our leading edge technology and a maximum of visual performance to compliment the new VAIO RS300 series, said Peter Edinger, Vice President,

ATI Technologies Europe. We are excited to be working with a recognized market-leader, and believe that our cutting-edge technology and leadership in innovative

3D graphics and digital media silicon solutions will prove to make this collaboration a successful one going forward, concluded Mr Edinger.

The RADEON(tm) 9200LE Series of visual processors, powered by high-performance features including a quad-pipe architecture, delivers dazzling visual experience

optimized to support the most compelling next-generation 3D gaming environments of today and tomorrow. Equipped with SMARTSHADER(tm),

SMOOTHVISION(tm), FULLSTREAM(tm) and VIDEO IMMERSION(tm) technologies, this chip is designed to bring new levels of visual realism to graphics and video content.

About SONY
Established in 1946, SONY's development is closely associated with many significant developments in electronic design and manufacture. From the launch of the first
transistor radios in the 1950's and the invention of the colour television in the '60s to modern day Internet-ready products, SONY's strategic approach and commitment to
excellence has yielded some inspirational products. SONY products are enablers. They allow consumers to immerse themselves in whatever form of entertainment
and communication takes their fancy. SONY is about freedom, no limits, empowerment, innovation, imagination, autonomy, creativity and choice. SONY Europe: SONY
first established a presence in Europe in 1960.
Today, European manufacturing accounts for almost half of the electronics products sold in the continent. As a new unified Europe grows out of the former east and
west zones, SONY
is supporting its social responsibility as a manufacturer and employer. The company actively assists a range of cultural and social initiatives throughout Europe.