<ARTICLE> 5
<LEGEND>
This schedule contains summary financial information extracted from EMC
Corporation financial statements and is qualified in its entirety by reference
to such financial statements.
</LEGEND>
<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          DEC-31-1999
<PERIOD-END>                               DEC-31-1999
<CASH>                                       1,109,409
<SECURITIES>                                   714,730
<RECEIVABLES>                                1,625,438
<ALLOWANCES>                                    34,279
<INVENTORY>                                    618,885
<CURRENT-ASSETS>                             4,320,396
<PP&E>                                       1,023,179
<DEPRECIATION>                                 894,701
<TOTAL-ASSETS>                               7,173,288
<CURRENT-LIABILITIES>                        1,397,915
<BONDS>                                        673,149
<PREFERRED-MANDATORY>                           10,393
<PREFERRED>                                          0
<COMMON>                                             0
<OTHER-SE>                                   4,941,393
<TOTAL-LIABILITY-AND-EQUITY>                 7,173,288
<SALES>                                      5,983,009
<TOTAL-REVENUES>                             6,715,610
<CGS>                                        3,258,245
<TOTAL-COSTS>                                2,216,271
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                              33,490
<INCOME-PRETAX>                              1,357,165
<INCOME-TAX>                                   346,595
<INCOME-CONTINUING>                          1,010,570
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                 1,010,570
<EPS-BASIC>                                        .98
<EPS-DILUTED>                                      .92