    SUN
    CONVEX
    HP
    DEC5000
    RS6000
    SP1
    IBM3090
    TITAN
    SGI
    NEXT
    FX8
    FX2800
    FX2800_SWITCH
    PARAGON
    IPSC860
    IPSC860_SOCKETS
    DELTA
    BALANCE
    SYMMETRY
    SYMMETRY_PTX
    MULTIMAX
    CRAY
    GP_1000
    TC_2000
    TC_2000_TCMP
    KSR
    CM5
    NCUBE
