2012最新超级计算机500强，Linux系统占九成多,Linux在最新的超
2012最新超级计算机500强，Linux系统占九成多,Linux在最新的超
最新的一期全球超级计算机TOP500名单：http://www.top500.org/list/2012/11/
Linux凭借模块化、通用性、可扩展性、开源、社区支持和成本等方面的优势获得青睐。Linux在最新的超算Top500强中占据操作系统的94.2%。其中有462台超算运行着Linux，24台运行UNIX，只有2台运行Windows，1台运行BSD，还有11台是混合系统。大家可以从下面的信息图表中对Linux超算份额有一个更加清晰的了解。
| Rank | Site | System | Cores | Rmax (TFlop/s) | Rpeak (TFlop/s) | Power (kW) |
|---|---|---|---|---|---|---|
| 1 | DOE/SC/Oak Ridge National Laboratory United States | Titan - Cray XK7 , Opteron 6274 16C 2.200GHz, Cray Gemini interconnect, NVIDIA K20x Cray Inc. | 560640 | 17590.0 | 27112.5 | 8209 |
| 2 | DOE/NNSA/LLNL United States | Sequoia - BlueGene/Q, Power BQC 16C 1.60 GHz, Custom IBM | 1572864 | 16324.8 | 20132.7 | 7890 |
| 3 | RIKEN Advanced Institute for Computational Science (AICS) Japan | K computer, SPARC64 VIIIfx 2.0GHz, Tofu interconnect Fujitsu | 705024 | 10510.0 | 11280.4 | 12660 |
| 4 | DOE/SC/Argonne National Laboratory United States | Mira - BlueGene/Q, Power BQC 16C 1.60GHz, Custom IBM | 786432 | 8162.4 | 10066.3 | 3945 |
| 5 | Forschungszentrum Juelich (FZJ) Germany | JUQUEEN - BlueGene/Q, Power BQC 16C 1.600GHz, Custom Interconnect IBM | 393216 | 4141.2 | 5033.2 | 1970 |
| 6 | Leibniz Rechenzentrum Germany | SuperMUC - iDataPlex DX360M4, Xeon E5-2680 8C 2.70GHz, Infiniband FDR IBM | 147456 | 2897.0 | 3185.1 | 3423 |
| 7 | Texas Advanced Computing Center/Univ. of Texas United States | Stampede - PowerEdge C8220, Xeon E5-2680 8C 2.700GHz, Infiniband FDR, Intel Xeon Phi Dell | 204900 | 2660.3 | 3959.0 | |
| 8 | National Supercomputing Center in Tianjin China | Tianhe-1A - NUDT YH MPP, Xeon X5670 6C 2.93 GHz, NVIDIA 2050 NUDT | 186368 | 2566.0 | 4701.0 | 4040 |
| 9 | CINECA Italy | Fermi - BlueGene/Q, Power BQC 16C 1.60GHz, Custom IBM | 163840 | 1725.5 | 2097.2 | 822 |
| 10 | IBM Development Engineering United States | DARPA Trial Subset - Power 775, POWER7 8C 3.836GHz, Custom Interconnect IBM | 63360 | 1515.0 | 1944.4 | 3576 |
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