The Mathcad Prime 11 Installation Guide makes no reference to the processor type, just 64-bit Windows 10:
I'm running Mathcad Express 10 and Mathcad Express 11 on a Windows 11 Pro i7 with 32 GiB RAM and 1 TB SSD. I see no a priori reason why Mathcad won't run on your PC.
Stuart
Mathcad Prime 11 System Requirements
• 64–bit Windows 10 machine.
• 2 GB of hard disk space (600 MB for PTC Mathcad, 1.5 GB temporary space during installation)
• Microsoft .NET Framework 4.8
• DVD drive (for physical media) or Internet connection (for download). Internet connection required in both cases for license acquisition.
• To view the PTC Mathcad Prime 11.0.1.0 Help system, your system must have one of the following browsers:
○ Google Chrome (all versions)
○ Internet Explorer 9 or later
○ Firefox 10 or later
