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Theoretically twice as fast, Chinese supercomputer could bump Titan from No. 1 spot

Posted at 3:04 pm June 5, 2013
By John Huotari 15 Comments

Tianhe-2 Lights

Lights on the Chinese Tianhe-2 supercomputer, which has a theoretical peak that is twice as fast as the Titan supercomputer at Oak Ridge National Laboratory. (Photo courtesy Jack Dongarra)

A new Chinese supercomputer is theoretically twice as fast as the Titan supercomputer at Oak Ridge National Laboratory, and it could bump Titan from the No. 1 spot on the Top 500 list that will come out on June 17, one of the co-authors of the list said Wednesday.

Titan, which reached the No. 1 spot on the semiannual Top 500 list in November, has a theoretical peak of 27 petaflops, or roughly 27,000 trillion calculations per second.

The Chinese supercomputer, Tianhe-2, also known as TH-2 or Milkyway-2, has a theoretical peak of 54.9 petaflops. It also has about twice as much memory as the Titan system, said Jack Dongarra, a Top 500 co-author, University of Tennessee faculty member, and distinguished research staff member in ORNL’s Computer Science and Mathematics Division. [Read more…]

Filed Under: College, Education, Oak Ridge National Laboratory, Science, Top Stories Tagged With: AMD, China, Computer Science and Mathematics Division, Computerworld, Electrical Engineering and Computer Science Department, Guanghzhou, Innovative Computing Laboratory, Intel, Milkyway-2, National Supercomputer Center, National University for Defense Technology, NVIDIA, Oak Ridge National Laboratory, ORNL, petaflops, supercomputer, TH-2, Tianhe-2, Titan, Top 500, University of Tennessee

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