
The Cray XC40 is a
massively parallel multiprocessor supercomputer
A supercomputer is a type of computer with a high level of performance as compared to a general-purpose computer. The performance of a supercomputer is commonly measured in floating-point operations per second (FLOPS) instead of million instruc ...
manufactured by
Cray. It consists of
Intel
Intel Corporation is an American multinational corporation and technology company headquartered in Santa Clara, California, and Delaware General Corporation Law, incorporated in Delaware. Intel designs, manufactures, and sells computer compo ...
Haswell Xeon
Xeon (; ) is a brand of x86 microprocessors designed, manufactured, and marketed by Intel, targeted at the non-consumer workstation, server, and embedded markets. It was introduced in June 1998. Xeon processors are based on the same archite ...
processors, with optional
Nvidia Tesla or Intel
Xeon Phi accelerators, connected together by Cray's proprietary "Aries" interconnect, stored in air-cooled or liquid-cooled cabinets.
The XC series supercomputers are available with the Cray DataWarp applications I/O accelerator technology.
Deployed systems
Australia

* The
Pawsey Supercomputing Centre has a 35,712-core XC40 called "Magnus" for general science research. This supercomputer has a processing power of 1.097
petaflops.
* The
Bureau of Meteorology
The Bureau of Meteorology (BOM or BoM) is an executive agency of the Government of Australia, Australian Government that is responsible for providing Weather forecasting, weather forecasts and Meteorology, meteorological services to Australia a ...
has a 51,840-core XC40 called "Australis" with 276 TB of RAM and a usable storage of 4.3 PB. The supercomputer with a peak performance of 1.6 petaflops provides the operational computing capability for weather, climate, ocean and wave numerical prediction and simulation.
Finland
* National
IT center for science CSC computer "Sisu" was completed as XC40 in 2014. It has 40,512 cores with overall peak performance of 1,688 TFlops.
Germany

*
High Performance Computing Center, Stuttgart (HLRS) has built a 185,088-core XC40 named "Hazel Hen" with a peak performance of 7420 TFlops.
India
* Supercomputer Education and Research Centre (SERC) at the
Indian Institute of Science has an XC40 supercomputer named SahasraT, with 1,376 compute nodes (33,024 Intel Haswell Xeon cores), together with Intel Xeon Phi and NVIDIA K40 GPU accelerators.
* Pratyush and Mihir are the supercomputers established at
Indian Institute of Tropical Meteorology (IITM),
Pune and
National Center for Medium Range Weather Forecast (NCMRWF) respectively. Pratyush and Mihir are two High Performance Computing (HPC) units. They are located at two government institutes, one being 4.0 PetaFlops unit at IITM, Pune and another 2.8 PetaFlops unit at the National Centre for Medium Range Weather Forecasting (NCMRWF), Noida. Both units and provides a combined output of 6.8 PetaFlops.
Japan
The
Center for Computational Astrophysics at the
National Astronomical Observatory of Japan have an XC40 system named "ATERUI". This is an upgrade from a previous
Cray XC30 system.
Poland
*
Interdisciplinary Centre for Mathematical and Computational Modelling in Warsaw has an XC40 supercomputer named Okeanos with 1084 compute nodes (26,016 Intel Xeon cores) with 128 GB of RAM each.
Saudi Arabia
*
King Abdullah University of Science and Technology (KAUST) has an XC40 named Shaheen. The processing power is 5.54
petaflops with 196,608 cores.
Sweden
*
Royal Institute of Technology has a 53,632-core XC40 called "Beskow".
Switzerland
* The
Swiss National Supercomputing Centre in
Lugano
Lugano ( , , ; ) is a city and municipality within the Lugano District in the canton of Ticino, Switzerland. It is the largest city in both Ticino and the Italian-speaking region of southern Switzerland. Lugano has a population () of , and an u ...
had a system in 2013 named Piz Dora, a Cray XC40 with 1256 compute nodes.
This has been combined with the old Piz Daint system into the new
Cray XC50 Piz Daint.
United Kingdom
* The
UK Met Office has three XC40s, with a total of 460,000
cores, capable of 14
petaflops peak. It is currently the fastest machine in the world dedicated to weather and climate modeling, and was the 11th fastest (but is no longer) on the
TOP500
The TOP500 project ranks and details the 500 most powerful non-distributed computing, distributed computer systems in the world. The project was started in 1993 and publishes an updated list of the supercomputers twice a year. The first of these ...
list when it was installed.
United States
* The
United States Army Research Laboratory has an XC40 supercomputer called "Excalibur".
This computer has 100,064 cores.
* The
Lawrence Berkeley National Laboratory has an XC40 supercomputer called "Cori" with 76,416 Intel Haswell cores and 658,784
Xeon Phi Knights Landing cores.
*
Petroleum Geo-Services has an XC40 supercomputer used for the processing of complex seismic data sets.
* The
Bowie State University has an XC40 supercomputer called "Sphinx". This computer has 12,740 processing cores.
*
Indiana University
Indiana University (IU) is a state university system, system of Public university, public universities in the U.S. state of Indiana. The system has two core campuses, five regional campuses, and two regional centers under the administration o ...
has an XC40 supercomputer called "Big Red 3", with 22,464 processing cores.
*Argonne Leadership Computing Facility has an XC40 supercomputer called "Theta".
References
External links
Cray XC Series Supercomputers
{{Cray computers
XC40
X86 supercomputers