Kammala jumla mai zuwa: Horvath ya taka leda a Austria a gasar Olympics ta Chess 10 (1984, 1988-1998, 2002-2006) kuma ya lashe lambar zinare ta mutum a Board 3 a
Gasar Olympiad ta Chess ta 28 (1988). Ta kuma wakilci Austria a Gasar Cin Kofin Turai ta Teamungiyoyin Turai 4 (1992-1997, 2001, 2005).