The invention relates to a system and method for managing the data streams for unified governance of a plurality of intensive computing solutions (70) accessible to a user client (2) from an aggregated interface (10), said intensive computing solutions including at least two solutions selected among: a high performance computing server (71), a server dedicated to supervised or unsupervised learning (72) and a server dedicated to quantum computing (73); said method being implemented at least partly by said computer system including: at least one database (25a) configured to store execution data for intensive computing operations; said method including the steps of storing (300) execution data for the intensive computing solutions (70) and transmitting (400) execution data for the intensive computing solutions to the aggregated interface (10).