Tekla 21.1 System Requirements Info

| Component | Recommendation | | :--- | :--- | | | Windows 10 64-bit (Build 21H2) — Avoid Win 11 due to OpenGL quirks | | CPU | Intel Core i9-10900K (5.3 GHz boost) or AMD Ryzen 9 5900X | | RAM | 32 GB (Minimum) — 64 GB for concrete/rebar heavy models | | GPU | NVIDIA RTX 3070 (8 GB VRAM) or Quadro RTX 4000 | | Storage | 1 TB NVMe SSD (Samsung 980 Pro / WD Black) | | Page File | Manually set to 32 GB (on the SSD) |

Tekla 21.1 is designed for 64-bit environments. While it was released when Windows 7 and 8.1 were standard, it remains operational on 64-bit Windows 10 . Users should avoid 32-bit systems, as they cannot access the memory required for complex structural modeling. tekla 21.1 system requirements

| Component | Minimum Requirement | | :--- | :--- | | | Windows 7 SP1 (64-bit), Windows 8.1, Windows 10 (64-bit) | | CPU | Intel Core i3 or AMD equivalent (2.0 GHz) | | RAM | 4 GB (8 GB recommended) | | Graphics | DirectX 11 compatible, 1 GB VRAM (e.g., NVIDIA GeForce GTX 600 series) | | Storage | 6 GB free disk space (SSD recommended but not required) | | Screen Resolution | 1920 x 1080 (Full HD) | | .NET Framework | Version 4.6.1 or later | | Component | Recommendation | | :--- |

If you must run 21.1, adhere to the recommended specs above – particularly the graphics card and SSD – to avoid frustration with lag or crashes. | Component | Minimum Requirement | | :---

: Minimum resolution of 1600 x 900 ; however, 1920 x 1080 (Full HD) or higher is recommended for efficient workspace management. Software Prerequisites

: High-quality NVIDIA-based cards with 2 GB to 4 GB of dedicated RAM.