Silicon Image Appoints New Director and Appoints David Lee as Chairman Emeritus of Silicon Image

SUNNYVALE, Calif., April 25, 2005-Silicon Image, Inc. (Nasdaq: SIMG), a leader in multi-gigabit semiconductor solutions for the secure transmission and storage of rich digital media, today announced that its board of directors has appointed Darrel Slack, the Company's CFO, as a member of the board of directors effective immediately. Mr. Slack will serve as a Class I director, whose term will expire at the 2006 annual shareholder meeting.

The Company also announced today that David Lee has decided not to stand for re-election to the Silicon Image board of directors at the 2005 annual shareholder meeting. Mr. Lee will continue to serve in his current capacity as an executive officer of the Company and the chairman of PanelLink Cinema, LLC, a wholly owned subsidiary of the Company. In addition, in recognition of his prior contributions and continued importance to the Company, the Board has named David Lee, Chairman Emeritus of Silicon Image.

Mr. Lee stated, "I am committed to continue serving Silicon Image in my current capacity for the foreseeable future, focusing on new initiatives and strategic partnerships that are important to the Company's future success as we drive to deliver secure digital content delivery solutions."

David Hodges, Daniel M. Tellep Professer Emeritus, University of California at Berkeley, and the Company's remaining independent director, stated, "I am excited about Silicon Image's technology and business prospects and I believe that David Lee will continue to make important contributions to the Company. I am looking forward to working together with the other board members to add new independent directors to the Board."

About Silicon Image
Headquartered in Sunnyvale, Calif., Silicon Image, Inc. designs, develops and markets multi-gigabit semiconductor and system solutions for a variety of communications applications demanding high-bandwidth capability. With its proprietary Multi-layer Serial Link (MSL™) architecture, Silicon Image is well positioned for leadership in multiple mass markets including PCs, consumer electronics and storage. Currently, Silicon Image leads the global PC/display arena with its innovative digital interconnect technology, and has emerged as a leading player in the consumer electronics and storage markets by offering robust, high-bandwidth semiconductors. For more information on Silicon Image, visit www.siliconimage.com

This news release contains forward-looking information within the meaning of federal securities regulations. These forward-looking statements include statements related to the Company's business prospects, Mr. Lee's continued service with the Company, the importance of the initiatives and partnerships that Mr. Lee will be focusing on, and the addition of new independent directors. These forward-looking statements involve risks and uncertainties that could cause actual results to differ materially from those anticipated by these forward-looking statements. In particular, the addition of new independent directors may not occur in a timely manner or at all, the term of Mr. Lee's involvement with the Company is uncertain, and the initiatives and partnerships that Mr. Lee will be involved with may be less valuable than currently anticipated. In addition see "Factors Affecting Future Results" in the Annual Report on Form 10-K filed by Silicon Image with the SEC. Silicon Image assumes no obligation to update this forward-looking information.

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Silicon Image, PanelLink Cinema, MSL and www.siliconimage.com are trademarks or registered trademarks of Silicon Image, Inc. in the United States and other countries.