EMC Named Leader in Storage Software Market for 6th Consecutive Year

Analyst Firm Reports #1 EMC Continues to Lead Storage Replication, Storage Resource Management Software Segments in Fourth Quarter and 2005

Hopkinton, Mass.-Monday, March 13, 2006, EMC Corporation, the world leader in information management and storage, was the #1 provider of storage software for the sixth consecutive year in 2005, according to a report released today by IDC [a, b]. During the fourth quarter, EMC led the worldwide storage software market in total revenue for the 12th consecutive quarter.

For both the full year and the fourth quarter, EMC also led the storage replication market with more than twice the revenue share of the next closest provider and the storage resource management (SRM) market with more than four times the revenue share of the next closest provider. In the back-up and archive segment, EMC continued to grow revenue share and outpace the total market.

Howard Elias, EMC Executive Vice President, Global Marketing and Corporate Development, said, “Once again, EMC’s sustained storage software leadership underscores how more and more customers are adopting information lifecycle management strategies that are brought to life through EMC software. As we continue to execute on the most prolific product rollout in the company’s history, the power associated with our ability to innovate and integrate new technology will drive ever-increasing levels of value for customers around the globe.”

About EMC

EMC Corporation (NYSE: EMC) is the world leader in products, services and solutions for information management and storage that help organizations extract the maximum value from their information, at the lowest total cost, across every point in the information lifecycle. Information about EMC’s products and services can be found at www.EMC.com.

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[a] Source: IDC’s Worldwide Quarterly Storage Software Tracker Q4 2005; EMC has had the #1 revenue share in storage software since the inception of the IDC Storage Software Tracker in Q4 2002; all comparisons included in this release are year over year unless noted; EMC is reported as the combined entity of EMC and Legato prior to CYQ4 2003.

[b] Source: IDC Worldwide Software Market Forecaster

This release contains “forward-looking statements” as defined under the Federal Securities Laws. Actual results could differ materially from those projected in the forward-looking statements as a result of certain risk factors, including but not limited to: (i) adverse changes in general economic or market conditions; (ii) delays or reductions in information technology spending; (iii) risks associated with acquisitions and investments, including the challenges and costs of integration, restructuring and achieving anticipated synergies; (iv) competitive factors, including but not limited to pricing pressures and new product introductions; (v) the relative and varying rates of product price and component cost declines and the volume and mixture of product and services revenues; (vi) component and product quality and availability; (vii) the transition to new products, the uncertainty of customer acceptance of new product offerings and rapid technological and market change; (viii) insufficient, excess or obsolete inventory; (ix) war or acts of terrorism; (x) the ability to attract and retain highly qualified employees; (xi) fluctuating currency exchange rates; and (xii) other one-time events and other important factors disclosed previously and from time to time in EMC’s filings with the U.S. Securities and Exchange Commission. EMC disclaims any obligation to update any such forward-looking statements after the date of this release.

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