Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in this Registration Statement on Form S-8 of our report dated February 2, 2004 relating to the financial statements and financial statement schedule of EMC Corporation, which appears in EMC Corporation's Annual Report on Form 10-K for the year ended December 31, 2003.

/s/ PricewaterhouseCoopers LLP

Boston, Massachusetts

October 19, 2004