The Top 10 supercomputers list is compiled by Hans Meuer of the University of Mannheim, Germany, Erich Strohmaier and Horst Simon of National Energy Research Scientific Computing Center (NERSC)/Lawrence Berkeley National Laboratory, and Jack Dongarra of the University of Tennessee, Knoxville. Of the Top 10, five are in the United States and the others are in China, Japan, France, and Germany.
Cielo - Cray XE6 8-core 2.4 GHz
System Name: Cielo
City: Los Alamos
State: New Mexico
Country: United States
Site: DOE/NNSA/LANL/SNL
System Family: Cray XE
System Model: Cray XE6 Computer Cray XE6 8-core 2.4 GHz
Vendor: Cray Inc.
Application area: Research
Installation Year: 2010
Operating System: Linux
Interconnect: Custom
Processor: AMD x86_64 Opteron 8 Core 2400 MHz (9.6 GFlops)