The K Computer is a supercomputer developed by the RIKEN Advanced Institute for Computational Science in Japan. Launched in 2011, it was designed to perform complex calculations and simulations, particularly in fields like climate modeling, drug discovery, and materials science. With a peak performance of over 10 petaflops, the K Computer was one of the fastest supercomputers in the world at the time of its release. It utilized SPARC64 VIIIfx processors and was notable for its energy efficiency, making it a significant advancement in high-performance computing technology.