Explore - SGI Altix 3700 Bx2, 1.5 GHz, NUMAlink, Infiniband

Site:	NASA/Goddard Space Flight Center
Manufacturer:	SGI
Cores:	1152
Linpack Performance (Rmax)	6.3 TFlop/s
Theoretical Peak (Rpeak)	6.9 TFlop/s
Power:
Memory:	1152 GB
Interconnect:	Numalink/Infiniband
Operating System:	Linux

List	Rank	System	Vendor	Total Cores	Rmax (TFlops)	Rpeak (TFlops)
11/2007	439	SGI Altix 3700 Bx2, 1.5 GHz, NUMAlink, Infiniband	SGI	1152	6.3	6.9
06/2007	200	SGI Altix 3700 Bx2, 1.5 GHz, NUMAlink, Infiniband	SGI	1152	6.3	6.9
11/2006	103	SGI Altix 3700 Bx2, 1.5 GHz, NUMAlink, Infiniband	SGI	1152	6.3	6.9
06/2006	73	SGI Altix 3700 Bx2, 1.5 GHz, NUMAlink, Infiniband	SGI	1152	6.3	6.9
11/2005	54	SGI Altix 3700 Bx2, 1.5 GHz, NUMAlink, Infiniband	SGI	1152	6.3	6.9

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