--------------------------------------------------------------------------------
Workstation Market Share for Calendar 1989 by Units and by Revenues
			Recent IDC Numbers
SunFLASH Vol 16 #3 					 	April 1990 
--------------------------------------------------------------------------------

Attached are the recent numbers from the IDC 1989 workstation 
marketshare report indicating that Sun is the #1 vendor with
a 36.3% marketshare of shipments and 31.7% marketshare of revenues of 
worldwide workstation/server U.S. based vendors, Calendar l989.

To obtain a copy of the report, please contact IDC.

"The Dimples Have it..."

   Vendor                  Units                  Marketshare(%)
1.  Sun                    96,100                     36.3
2.  DEC                    69,020                     26.1
3.  HP*                    65,500                     24.7
    *Includes Apollo Systems Division

             Subtotal     230,620                     87%

4.  Intergraph             13,000                      4.9
5.   SGI                    6,750                      2.5
6.   NeXT                   4,500                      1.7
7.   IBM                    3,700                      1.4
8.   MIPS Computer          2,450                      0.9
9.   Tektronix              1,642                      0.6

     Other**                2,288                      0.9
    ** (includes DG, Intergrated Solutions, Megatek, Solbourne, Sony,
        Stardent and Symbolics )
      Total                264,950                     100


Worldwide Workstation/Server Equipment-Only Revenues of U.S. based
Vendors, Calendar l989

     Vendor                  Revenues($M)                 Marketshare (%)
1.    Sun                    1,877.5                         31.7
2.    DEC                    1,615.1                         27.2
3.    HP*                    1,437.7                         24.2
        *includes Apollo
         SUBTOTAL            4,930.3                         83.1

4.   Intergraph                421.1                          7.1
5.    SGI                      301.5                          5.1
6.    IBM                       66.6                          1.1
7.    Tektronix                 61.5                          1.0
8.    Stardent                  37.9                          0.5
9.    NeXT                      27.0                          0.5
10.   MIPS Computer             21.7                          0.4
11.   Solbourne                 20.5                          0.3
       
      Others                    43.6                          0.7

       Grand Total             5,931.7                        100

Annual workstation growth rates from l988-l989 were as follows:

o   Unit shipments: 42.8%
o   Installed base: 68.5%
o   Value of shipments (equipment revenue): 53.8%
o   Total revenue (equipment plus service/consulting): 54.9%

++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

Sunflash is an electronic mail news service from Sun Microsystems,
Ft. Lauderdale, FL. Please address comments to John McLaughlin
(sun!sunvice!johnj or johnj@sunvice.East.Sun.COM). (305) 776-7770.