EXHIBIT 23.1


                          CONSENT OF INDEPENDENT ACCOUNTANTS



We hereby consent to the incorporation by reference in this Registration
Statement on Form S-8, as amended by Post-Effective Amendment No. 1., of our
report dated December 2, 1996, which appears on page 17 of the 1996 Annual
Report to Shareholders of STB Systems, Inc., which is incorporated by reference
in STB Systems, Inc.'s Annual Report on Form 10-K for the year ended October 31,
1996.  We also consent to the incorporation by reference of our report on the
Financial Statement Schedule, which appears in such Annual Report on Form 10-K.




PRICE WATERHOUSE LLP


Dallas, Texas
October 31, 1997