Radeon® Xpress™ 200 along with AMD Athlon 64 processors, delivers lightning fast 64-bit processing, robust features and increased scalability

MARKHAM, ON – April 27, 2005 – ATI Technologies Inc. (TSX: ATY, NASDAQ:ATYT), today announced that Radeon® Xpress™ 200 will be the chipset platform technology for the HP dx5150, HP’s latest AMD Athlon™ 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.

ECS has also announced new motherboards based on ATI's chipset:
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