Aspen Hysys System Requirements | UPDATED |

Windows manages virtual memory. If you have 32GB physical RAM, set a fixed 64GB page file on your fastest SSD. HYSYS will overflow to disk gracefully rather than crashing with "Out of Memory."

For concurrent (network) licensing:

Before purchasing a new workstation or laptop, perform these checks with the trial version of HYSYS (if available through your university or company portal): Aspen Hysys System Requirements

Benchmark reference: On an i7-12700K / 32GB DDR4, the “Crude_Distillation.hsc” sample should solve in under 3 seconds fully converged. Windows manages virtual memory