Chapter 1. Introducing OpenCL

 

This chapter covers
  • Understanding the purpose and benefits of OpenCL
  • Introducing OpenCL operation: hosts and kernels
  • Implementing an OpenCL application in code

 

In October 2010, a revolution took place in the world of high-performance computing. The Tianhe-1A, constructed by China’s National Supercomputing Center in Tianjin, came from total obscurity to seize the leading position among the world’s best performing supercomputers. With a maximum recorded computing speed of 2,566 TFLOPS (trillion floating-point operations per second), it performs nearly 50 percent faster than the second-place finisher, Cray’s Jaguar supercomputer. Table 1.1 lists the top three supercomputers.

Table 1.1. Top three supercomputers ...

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