While NX 8.5 was one of the last versions to support 32-bit systems, 64-bit is strongly recommended for modern performance. NX CAD Buyer's Guide - Siemens
Siemens NX 8.5 is a highly capable product engineering platform that delivers substantial improvements in simulation, modeling speed, and manufacturing efficiency compared to its predecessors Siemens Digital Industries Software Blogs Core Capabilities & Enhancements Simulation Power Siemens NX 8.5 32 bits 64 bits Docs -Multilanguage-
If you are committed to NX 8.5, here’s how to modernize it: While NX 8
set UGII_LANG=french "C:\Program Files\Siemens\NX 8.5\UGII\ugraf.exe" follow this hardware matrix:
To successfully deploy , follow this hardware matrix: