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The Little Green500 List - June 2011

The Green500 List

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

Green500 Rank MFLOPS/W Site* Computer* Total Power
(kW)
1 2,097.19 IBM Thomas J. Watson Research Center NNSA/SC Blue Gene/Q Prototype 2 40.95
2 1,684.20 IBM Thomas J. Watson Research Center NNSA/SC Blue Gene/Q Prototype 1 38.80
3 1,473.44 National Astronomical Observatory of Japan GRAPE-DR accelerator Cluster, Infiniband 25.41
4 1,375.88 Nagasaki University DEGIMA 34.24
5 1,031.92 GSIC Center, Tokyo Institute of Technology TSUBAME 2.0 Windows HPC Server Power-Efficiency Experimental 26.00
6 958.35 GSIC Center, Tokyo Institute of Technology HP ProLiant SL390s G7 Xeon 6C X5670, Nvidia GPU, Linux/Windows 1,243.80
7 948.29 GSIC,Tokyo-Institute-of-Technology TSUBAME2.0 1,257.00
8 933.06 NCSA/UIUC EcoG 36.00
9 933.06 NCSA Hybrid Cluster Core i3 2.93Ghz Dual Core, NVIDIA C2050, Infiniband 36.00