http://phenomena.nationalgeographic.com/2009/03/24/genetic-neoteny-how-delayed-genes-separate-human-brains-from-chimps/
Seems the east asians win this time
The Japanese are one of the most intelligent people in the world. But the same can't be said about the Chinese and the Koreans. That said, the OP will argue that the Japanese have not secured as many Nobel prizes as the Jews. But since when did Nobel price became a measurement of the intelligence? There was always a bias in favor of the Western nations, when it came to choosing the Nobel laureates.