The TERATEC Forum welcomes more than 1000 attendees, highlighting the technological and industrial dynamism of HPC and the essential role that France plays in this field. The participation and the testimony of senior industrial and ICT leaders, the diversity and the high level of the technical workshops, the representativeness of exhibitors and innovation offers displayed, are assets for all responsible concerned by simulation and HPC.The plenary sessions will focus on the technological challenges of Simulation and HPC  and on the diversity of uses of HPC with the participation of representatives from the political, economic and academic worlds, and advanced international industrial users and leading technology suppliers.The workshops will review the major areas of development, architecture, performance, parallelism, scalability and cover the complete value chain, hardware, software and services.An exhibition of around eighty booths of the major simulation and HPC players. Software manufacturers and producers, integrators and distributors, service providers, academic and laboratory researchers, public and private sector developers, etc. will present their latest innovations.