ACS Advances on Healthcare Informatics Annual Ranking; Claims #2 Spot on Top 100 List

FOR IMMEDIATE RELEASE

DALLAS, TEXAS: June 21, 2006 – Affiliated Computer Services, Inc., (ACS), a premier provider of business process outsourcing and information technology solutions, announced today that, with 27% growth in its healthcare solutions business, it has moved up to the number two spot in the Healthcare Informatics 100 list of top healthcare IT service providers. ACS was ranked sixth in 2005.

2006 marks the 13th year for the Healthcare Informatics 100, ranking top healthcare IT companies by company-reported revenue. The list has become a key industry standard in measuring the success of healthcare IT providers. ACS reported revenue growth of $1.5 billion to gain the 2nd spot in the 2006 rankings -- a 27% increase over last year.

ACS has distinguished itself as one of the country’s foremost providers of consulting, application delivery, IT and business process outsourcing solutions for the healthcare industry. The company has progressively strengthened and expanded its healthcare solutions business by pioneering innovative and customized solutions for healthcare providers. ACS’ healthcare clients include hospitals and health systems, integrated delivery networks, and other providers, as well as technology firms, state and federal government agencies.

“This ranking is a reflection of the superior caliber of service and technology that ACS provides in the healthcare market,” said Ann Vezina, ACS Group President of Commercial Solutions. “Our combined expertise and experience in both the IT and healthcare arenas is a formidable combination that enables ACS to deliver an array of ‘one-stop sourcing’ that is unmatched in the healthcare industry. We are extremely pleased and honored by this ranking.”

Healthcare Informatics, the industry’s leading publication, provides over 45,000 healthcare executives insightful coverage and commentary to stay on the cutting edge of technology.

Healthcare Informatics is a publication of the Vendome Group. The Vendome Group’s portfolio of publications also includes Post Graduate Medicine, Behavioral Healthcare, Healthcare Design, Nursing Homes, Addiction Professional and ENT Journal.

Visit http://www.healthcare-informatics.com for more information about Healthcare Informatics.

ACS, a global FORTUNE 500 company with more than 55,000 people supporting client operations reaching nearly 100 countries, provides business process outsourcing and information technology solutions to world-class commercial and government clients. The Company’s Class A common stock trades on the New York Stock Exchange under the symbol “ACS”. ACS makes technology work.

The statements in this news release that do not directly relate to historical facts constitute “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. These statements are subject to numerous risks and uncertainties, many of which are outside the Company’s control. As such, no assurance can be given that the actual events and results will not be materially different than the anticipated results described in the forward-looking statements. Factors could cause actual results to differ materially from such forward-looking statements. For a description of these factors, see the Company’s prior filings with the Securities and Exchange Commission, including our most recent filing. ACS disclaims any intention or obligation to revise any forward-looking statements, whether as a result of new information, future event, or otherwise.