If your engineers are running Revit, TEKLA Structures, STAAD.Pro or SAP2000, the performance of their workstation is not a background IT concern: it's a project delivery concern. A machine that can't handle a complex BIM model or a large finite element analysis file doesn't just slow things down. It costs billable time, frays nerves before deadlines, and in some cases forces engineers into workarounds that introduce real risk.

The problem is that most standard business hardware, even hardware that looks well-specced on paper, is built for productivity workloads: email, documents, and video calls. Structural analysis software operates in a different league. Getting the spec right from the outset is considerably cheaper than replacing underperforming machines mid-project or losing engineer hours to crashes and slow renders.

This guide covers the components that matter, the numbers worth knowing, and the mistakes that are still surprisingly common today.

In this article:

• Why off-the-shelf business hardware isn't enough for structural analysis
• CPU: why single-core speed still wins for most engineering software
• RAM: the spec firms most consistently get wrong
• GPU: why certification matters more thn raw power
• Storage: NVMe as standard and how to think about capacity
• Display: an area worth investing in
• Workstation vs high-spec laptop: the trade-off
• The procurement mistake to avoid

Let’s start with a key question.

Why off-the-shelf business hardware isn't enough for structural analysis

Most business laptops and standard office desktops are built for productivity workloads. Structural analysis software operates in a different league. Applications like STAAD.Pro and TEKLA run computationally intensive simulations and handle dense parametric models that will expose the limitations of an underpowered machine quickly.

Autodesk's own system requirements for Revit specify a minimum of 8GB RAM and a 2.5GHz processor: but these are bare minimums for basic use, not realistic specs for a busy engineering practice. The recommended configuration is significantly higher, and real-world performance with large models demands more still.

The cost of getting this wrong is monumental. It's engineer time lost to crashes, slow renders and file loading that compounds across a project lifecycle. A machine that runs well for eighteen months of document work may struggle as BIM models grow in complexity. Speccing with headroom built in is almost always the smarter investment.

CPU: why single-core speed still wins for most engineering software

For most structural analysis tasks, a fast single-core processor outperforms a high core-count one. Applications like Revit and STAAD.Pro are not fully multi-threaded: they rely heavily on sequential processing, which means raw clock speed matters more than having 16 or 32 cores.

According to Autodesk's published hardware rankings for Revit, the Intel Core i9-14900K ranks among the top-tested desktop CPUs: a good benchmark for what high-performance structural analysis work actually requires.

What to look for:

• Intel Core i9 (13th or 14th gen) or AMD Ryzen 9 7000 series as a baseline for demanding work
• Clock speeds of 5GHz or above under boost for single-threaded performance
• For finite element analysis (FEA) work in ANSYS or similar tools, multi-core performance becomes more relevant: a 12–16 core processor starts to justify itself here

One area where more cores genuinely help: running multiple applications simultaneously. Engineers who move between Revit, TEKLA and structural calculation software in the same session will benefit from a higher core count, even if each application individually favours single-core speed.

RAM: the spec firms most consistently get wrong

RAM is where engineering firms most commonly underspec. A 32GB machine that runs acceptably on day one will start to struggle as models grow in complexity over the life of a project.

Tekla's own hardware recommendations for Tekla Structural Designer state 16GB as a minimum, with 32GB or more explicitly recommended, and note that "memory requirements are highly dependent on model content." For firms working with large or federated models, that caveat matters.

The practical guidance

• 32GB is a workable minimum for lighter Revit and TEKLA use
• 64GB is the recommended baseline for anything involving large BIM models, multi-discipline coordination files or complex structural analysis
• 128GB makes sense for engineers regularly working with federated models, large point clouds or running multiple resource-heavy applications simultaneously

RAM is also one of the easier components to upgrade, which makes it a sensible area to future-proof from the outset rather than retrofit later. If the budget is tight, prioritise RAM over GPU for most structural engineering workloads

GPU: why certification matters more than raw power

The GPU question catches a lot of people out. For structural analysis and BIM work, raw gaming-grade GPU performance is largely irrelevant. What matters is whether the GPU is certified for the software your engineers are running.

Autodesk maintains a certified graphics hardware list for Revit that is updated per software version and vendor. Using an uncertified GPU, even a high-end one, can cause display errors, instability and crashes that are difficult to diagnose and easy to misattribute to other causes. It's one of the most common sources of unexplained software issues in engineering environments.

What to look for:

• NVIDIA RTX series (professional-grade: RTX A2000, A4000 or A5000 for demanding work)
• AMD Radeon Pro, where software compatibility is confirmed
• At least 8GB VRAM for complex model visualisation; 16GB for large-scale coordination models
• Always cross-reference against the Autodesk certified hardware list and the equivalent for your TEKLA or STAAD version before purchasing

For rendering workloads, visualisation rather than analysis, GPU performance becomes more directly relevant, and a higher-spec card earns its cost more readily.

Storage: NVMe as standard, capacity as a strategy

Slow storage is one of the more underappreciated performance bottlenecks in engineering environments. Large BIM models and analysis files read and write continuously during active use, spinning hard drives and even older SATA SSDs create noticeable lag under these conditions.

Autodesk's Revit 2026 system requirements specify 30GB for installation and 100GB of free space for temporary files, a reminder that active project work consumes considerably more storage than most firms plan for.

Today’s baseline:

• NVMe SSD as the primary drive: not SATA SSD, and certainly not HDD
• 1TB minimum for the OS and active project files; 2TB preferred
• Secondary storage (local or network) for archiving and completed project data

For firms working with large federated models or point cloud data, local NVMe storage paired with fast network-attached storage (NAS) or a well-configured cloud solution gives the best balance of speed and accessibility. How your team accesses project files remotely is a related consideration, something covered in more detail in our guide to remote work solutions for engineering and construction teams.

Display: an area worth investing in

Engineers spend long days reviewing drawings, models and analysis outputs. A high-resolution, colour-accurate display reduces fatigue and improves accuracy, particularly for detailed structural drawings and coordination work.

A 27-inch 4K display is a reasonable standard for a primary screen. Dual-monitor setups are common practice and worth building into the budget from the start. The productivity benefit is well-evidenced and the incremental cost is relatively modest when set against engineer day rates.

Workstation vs high-spec laptop: the trade-off

There's a reasonable case for high-spec laptops in engineering firms: particularly for engineers who move regularly between office, site and client locations. Mobile workstations from Dell (Precision), HP (ZBook) and Lenovo (ThinkPad P-series) are built for this use case and can support certified GPU configurations.

The trade-off is thermal performance. A laptop running sustained FEA calculations will throttle under heat load in ways a desktop workstation won't. For engineers whose primary work involves heavy computation, a desktop workstation remains the more reliable choice.

A hybrid approach: desktop for studio-based engineers, mobile workstation for those frequently on site, is increasingly the practical answer for London practices with mixed working patterns. If your firm is navigating the broader questions around IT procurement, our overview of IT procurement for London businesses covers the wider considerations worth thinking through.

The procurement mistake to avoid

The most common error isn't buying the wrong components: it's buying the right components in the wrong combination, or purchasing at a price point without checking software compatibility first.

A workstation built around a powerful GPU that isn't on the certified list for your version of TEKLA or Revit will cause problems that are hard to trace back to the source. Always cross-reference hardware against the software vendor's certified hardware lists, and build a compatibility check into any procurement process as standard.

Engineering workstations that are well-specced and properly maintained will serve a firm for five or six years. Ones that are underspecced from day one often need replacing in three, and cause disruption throughout. Proactive monitoring makes a material difference here; our guide on how to keep an eye on your IT infrastructure is worth a read if that's not something your firm currently has in place.

Getting the spec right matters more than most firms realise

Hardware decisions for engineering workstations have a direct line to project outcomes. The right spec keeps engineers focused on the work. The wrong one creates friction that compounds quietly over months, until it becomes a crisis the night before a tender submission.

If your firm is due for a hardware refresh, or you're growing and equipping new engineers, it's worth getting proper advice before committing to a spec. Lyon Tech works with civil and structural engineering firms across London on workstation procurement, configuration and ongoing IT support: making sure the technology your engineers rely on is matched to the software they actually run. Find out more about how we support engineering firms.