EXHIBIT 23.1
 
               CONSENT OF ERNST & YOUNG LLP, INDEPENDENT AUDITORS
 
   
    We consent to the reference to our firm under the caption "Experts" and to
the use of our report dated February 26, 1998 in Amendment No. 1 to the
Registration Statement (Form S-1 No. 333-47631) and related Prospectus of Dunn
Computer Corporation (a Virginia corporation) for the registration of 3,250,000
shares of its Common Stock.
    
 
                                                           /s/ Ernst & Young LLP
 
   
Vienna, Virginia
March 27, 1998