10. Tera Supercalculator, AlphaServer ES45

Similar to the system in the number 9 spot, this AlphaServer ES45 is installed at The French Atomic Energy Commission (CEA) – focusing on research, development and innovation in the fields of energy, defense, information technologies, communication and health. The system includes up to four 1 GHz 64-bit Alpha processors, and is available with the Tru64 UNIX with TruCluster Servers, OpenVMS or Linux operating systems. It was clocked at 3980.00 GFlops maximum and 5120.00 GFlops peak, making it the highest entry for a European installation.