Dual monitors. You can’t track a PFD (Process Flow Diagram) and a properties table on one tiny screen. The Environment: Software
: Windows 10 or Windows 11 (64-bit). Linux and macOS are not natively supported and typically require a virtual machine. Aspen Hysys System Requirements
DirectX 10 or 12 compliant card with at least 4 GB dedicated VRAM for better flowsheet rendering. Dual monitors
If you run dynamic simulations for more than 30 minutes daily, buy a desktop. A laptop will thermal throttle and frustrate you. Linux and macOS are not natively supported and
| Usage Level | Minimum | Recommended | High-Performance | |-------------|---------|-------------|------------------| | | 2.5 GHz | 3.5 GHz+ | 4.0 GHz+ | | Cores | 4 cores | 6–8 cores | 8–16 cores | | Cache | 8 MB L3 | 12 MB L3 | 20 MB+ L3 | | CPU Family | Intel Core i5 (11th gen+) or AMD Ryzen 5 (4000+) | Intel Core i7/i9 (12th/13th gen) or AMD Ryzen 7/9 (5000/7000 series) | Intel Xeon W, AMD Threadripper, or workstation-class |
