 Because the Soviet chess talent was so deep, he never earned the highest chess title.His best games show he could hold his own with anyone in the USSR, with victories over Botvinnik, Keres, Kotov, Boleslavsky, Grigory Levenfish, Vasily Smyslov, Salo Flohr, Alexander Tolush, Viacheslav Ragozin, Andor Lilienthal, Viktor Korchnoi, Yuri Averbakh, Ratmir Kholmov, Boris Verlinsky, and others.In 1948–1951, Konstantinopolsky won the 1st Soviet Correspondence Chess Championship.