BladeCenter HS22 Cluster, Xeon QC X55xx 2.66 GHz, Infiniband

List	Rank	System	Vendor	Total Cores	Rmax (TFlops)	Rpeak (TFlops)	Power (kW)
11/2012	393	BladeCenter HS22 Cluster, Xeon QC X55xx 2.66 GHz, Infiniband	IBM	10224	87.4	109.0	335.48
06/2012	246	BladeCenter HS22 Cluster, Xeon QC X55xx 2.66 GHz, Infiniband	IBM	10224	87.4	109.0	335.48
11/2011	218	BladeCenter HS22 Cluster, Xeon QC X55xx 2.66 GHz, Infiniband	IBM	10224	73.6	109.0	335.48
06/2011	129	BladeCenter HS22 Cluster, Xeon QC X55xx 2.66 GHz, Infiniband	IBM	10224	73.6	109.0	335.48

1	Titan - Cray XK7 , Opteron 6274 16C 2.200GHz, Cray Gemini interconnect, NVIDIA K20x
2	Sequoia - BlueGene/Q, Power BQC 16C 1.60 GHz, Custom
3	K computer, SPARC64 VIIIfx 2.0GHz, Tofu interconnect
4	Mira - BlueGene/Q, Power BQC 16C 1.60GHz, Custom
5	JUQUEEN - BlueGene/Q, Power BQC 16C 1.600GHz, Custom Interconnect
6	SuperMUC - iDataPlex DX360M4, Xeon E5-2680 8C 2.70GHz, Infiniband FDR
7	Stampede - PowerEdge C8220, Xeon E5-2680 8C 2.700GHz, Infiniband FDR, Intel Xeon Phi
8	Tianhe-1A - NUDT YH MPP, Xeon X5670 6C 2.93 GHz, NVIDIA 2050
9	Fermi - BlueGene/Q, Power BQC 16C 1.60GHz, Custom
10	DARPA Trial Subset - Power 775, POWER7 8C 3.836GHz, Custom Interconnect