http://www.top500.org/ SUPERCOMPUTER SITES Top500 Comparison Comparison of the Cray XK7 Titan at Oak Ridge National Laboratory and Tianhe-2 ORNL Titan NUDT Tianhe-2 June 2013 November 2012 Theoretical Peak 27 Pflop/s= 54.9P1op/s= (2.6CPU+24.5GPU) (6.75CPU+48.14 Tianhe-2(NUDT) Titan(Cray) Pflop/s Coprocessor)Pflop/s China United States HPL Benchmark 17.6 Pflop/s 30.65 Pflop/s 33.8 petaflops 17.6 petaflops Compute Nodes 18.688 16.000 Titan(Cray) Sequoia(IBM) Node AMD Optron Interlagos 2-Intel Ivy Bridge (12 United States United States 17.6 petaflops 16.3 petaflops (16 cores,2.2 GHz)plus cores,2.2 GHz)plus 3- Nvidia Tesla K20x (14 Intel Xeon Phi(57 cores, Sequoia (IBM) K computer(Fujitsu) cores,.732 GHz) 1.1 GHz) United States Japan Sockets 18.688 Interlagos+18,688 32.000 Ivy Bridge 17.1 petaflops 10.5 petaflops Nvidia boards 48.000 Xeon Phi boards K computer (Fujitsu) Mira(IBM) Node peak 1.4508Tnop/s= 3.431 Tflop/s Japan United States performance (.1408CPU+1.31GPU) (2*2112CPU+3*1.003 10.5 petaflops 8.2 petaflops Tflop/s Coprocessor)Tflop/s Mira(IBM) JUQUEEN (IBM) Node Memory 32 GB CPU+6 GB GPU 64 GB CPU+3*8 GB United States Germany 8.5 petaflops 4.1 petaflops Coprocessor System Memory 710PB= 1.4PB= Stampede (Dell) SuperMUC(IBM) (.598 PB CPU and.112 PB (1.024 PB CPU and .384 United States Germany 5.1 petaflops 2.9 petaflops GPU) PB Coprocessor) Configuration 4 nodes per blade,24 2 nodes per blade,16 JUQUEEN(IBM) Stampede (Dell) blades per cabinet,and 200 blades per frame,4 frames Germany United States 5.0 petafops 2.7 petatlops cabinets in the system per cabinet,and 162 cabinets in the system Vulcan (IBM) Tianhe-1A (NUDT) Total System 560.640 cores= 3,120.000 Cores= United States China 2.6 petaflops 2.6 petaflops (299,008 AMD cores (384,000 Ivy Bridge cores 261,632 Nvidia cores) +2,736,000 Xeon Phi SuperMUC(IBM) Fermi(IBM) cores) Germany Italy 2.9 petaflops 1.7 petaflops Power(processors, 9 MWatts 17.8 MWatts memory, Tianhe-1A(NUDT) DARPA Trial Subset(IBM interconnect) China United States 2.5 petafops 1.5 petaflops Size 404m 720m电子科技大学 刘民岷 7 http://www.top500.org/