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The Little Green500 List - November 2011

The Green500 List

Listed below are the November 2011 Little Green500's energy-efficient supercomputers ranked from 1 to 10.

Green500 Rank MFLOPS/W Site* Computer* Total Power
(kW)
1 2,026.48 IBM - Rochester BlueGene/Q, Power BQC 16C 1.60 GHz, Custom 85.12
2 2,026.48 IBM Thomas J. Watson Research Center BlueGene/Q, Power BQC 16C 1.60 GHz, Custom 85.12
3 1,996.09 IBM - Rochester BlueGene/Q, Power BQC 16C 1.60 GHz, Custom 170.25
4 1,988.56 DOE/NNSA/LLNL BlueGene/Q, Power BQC 16C 1.60 GHz, Custom 340.50
5 1,689.86 IBM Thomas J. Watson Research Center NNSA/SC Blue Gene/Q Prototype 1 38.67
6 1,474.05 Nagasaki University Liitle DEGIMA Cluster, Intel i5, ATI Radeon GPU, Infiniband QDR 28.13
7 1,473.69 National Astronomical Observatory of Japan GRAPE-DR accelerator Cluster, Infiniband 25.41
8 1,266.26 Barcelona Supercomputing Center Bullx B505, Xeon E5649 6C 2.53GHz, Infiniband QDR, NVIDIA 2090 81.50
9 1,031.92 GSIC Center, Tokyo Institute of Technology TSUBAME 2.0 Windows HPC Server Power-Efficiency Experimental 26.00
10 1,010.11 TGCC / GENCI Curie Hybrid Nodes - Bullx B505, Nvidia M2090, Xeon E5640 2.67 GHz, Infiniband QDR 108.80

* Only systems with power data submitted directly to the Green500 are included in the Little list. Performance data may be obtained from publicly available sources including TOP500