Tadashi Watanabe

Tadashi Watanabe (Japanese渡 辺 贞, Tadashi Watanabe; * October 1944 ) is a Japanese computer architect and director of the Next Generation Supercomputer Research Center of RIKEN (2012 ).

Watanabe received his doctorate at Tohoku University in computer science and was from 1968 to 2005 at the NEC, where he rose to vice-president. He was the main architect of the NEC SX -2 supercomputer, which came in 1985 on the market and the first supercomputer NEC was and then temporarily fastest computer in the world ( he broke first the 1 Gflop brand ), and based on the SX architecture Earth Simulator who was from 2002 to 2004 fastest computer in the world. The SX was designed by Watanabe from scratch, with scalable RISC architecture and several parallel vector pipelines.

In 2006 he received the Seymour Cray Award, and he received the 1998 Eckert - Mauchly Award. He became IEEE Fellow in 2005. He was a member of the Council of the Research Organization for Information Science and Technology in Japan ( RIST ) and was deputy director of the Japan Society of Computational Engineering and Science ( JSCES ).