Thispaperdescribesasystemarchitectureforrealtimedisplayofshadedpolygons.Performanceof100,(300lighted,4-sidedpolygonspersecondisachieved.Vectorsandpointsdrawattherateof400,000persecond.High-speedpanandzoom,alphablending,realtimevideoinput,andantialiasedlinesaresupported.Thearchitecture