Before installing Tekla 21.1, run these checks:

For smooth 3D modeling and detailing, your workstation should meet or exceed these benchmarks: Tekla Structures 2021 hardware recommendations

A 1,900 x 1,200 resolution or higher is recommended for proper workspace utilization. 2. Operating System and Software Compatibility

Tekla 21.1 writes temporary .TMP files aggressively. You must add the following folders to your AV whitelist:

If you are building or upgrading a system for Tekla 21.1, prioritize a high-clock-speed CPU and a fast SSD. For large or complex models, 32GB of RAM is a worthy investment.

No. Because 21.1 is over 7 years old, any CPU or GPU manufactured after 2019 is "wasted" performance. Instead, buy refurbished enterprise hardware:

Tekla Structural License Service (2.04) or newer is required to manage licenses.

A high-resolution display helps manage the complex user interface (ribbons, properties pane, model view).

NVIDIA GeForce RTX 3060/4060 or NVIDIA RTX A2000/A3000 with 6 GB to 8 GB VRAM.