Silicon Image Announces Resignation of CFO Darrel Slack

Interim CFO Appointed in August Remains In Place

SUNNYVALE, Calif., September 21, 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 the resignation of chief financial officer, Darrel Slack, who will be moving on to pursue other opportunities. Slack also resigned from the Silicon Image board of directors and the HDMI Licensing, LLC board of directors.

Silicon Image has retained the services of Spencer Stuart, a leading global executive search firm, to assist in the search for a new CFO. In August 2005, the company announced the appointment of Robert R. Freeman, 63, a seasoned, operations-oriented CFO with multi-industry experience, as interim chief financial officer while Slack took a six week personal leave of absence.

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