Best answer: Why is my Revit file so slow?

Causes: Working in a Revit model involves interacting with many systems, and if any one (or more) of those systems has slow performance, the entire experience in Revit can be slowed down. … The operating system (OS updates can influence Revit performance). The system hardware (including CPU, Graphics Card, RAM etc.).

How do I make Revit files faster?

15 best practices for improving revit performance

  1. PURGE! Purge your Revit file of unused content. …
  2. IMPORTED DWG FILES. …
  3. COMPRESS YOUR FILE. …
  4. DELETE UNNECESSARY VIEWS. …
  5. RESOLVE WARNINGS. …
  6. CLOSE WORKSETS. …
  7. CLOSE HIDDEN WINDOWS. …
  8. FAR CLIP SECTIONS & ELEVATIONS.

Why is Revit 2021 so slow?

A slow startup of Revit can have various causes, such as:



Recent Files List – files are referenced in the Revit. ini Recent Files list that may have moved to a different location. Loading of certain addins for Revit takes longer than expected. Revit needs an update.

How much RAM do I need for Revit?

As a general rule, Revit requires 20 times the RAM of the loaded Revit (RVT) project file. So a 200MB RVT file requires approximately 4GB1 of RAM to open. Add to this the RAM needed to run the operating system and to keep other applications like a web browser open.

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How do I speed up Revit sync?

Multiple users are synchronizing at the same time.

  1. Save the local file (STL).
  2. Download the latest version of the file from the server (RL).
  3. Propagate the changes to elements in the local model (i.e. update the model with the changes) (DP).
  4. Save the local file again (STL).
  5. Upload the updated model to the server (STC).

Do groups slow down revit?

Regarding your issue, groups are really not advisable when doing large projects especially when you have a lot of elements in it. Like what you said, it slows down your project. What I would suggest is, you can use link instead of group. To do this, you can convert your groups to link.

What to do if Revit is not responding?

To resolve this issue, perform the following strategies:

  1. Disable any third party add-ins and retest: How to disable add-ins for Revit.
  2. Turn Worksharing Frequency to manual in Revit options.

What is a Revit Server Accelerator?

Revit Personal Accelerator (PAC) is a component of Revit designed to optimize performance when working on Cloud Worksharing Revit projects.

Is i5 enough for Revit?

Students will be okay with pretty much any Intel Core i5 or any CPU above 3GHz. Rendering has always been a multi-core dependent task in virtually any software out there. … If you are a student opt for Intel Core i5 8th gen (U series) or Core i7 7th gen HQ (quad core) processors.

What specs do I need for Revit?

Autodesk Revit 2021 Product Line System Requirements and Recommendations

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Revit Server 2021
CPU Type 4+ cores 2.6 GHz+ 6+ cores 3.0 GHz+
<100 Concurrent Users (multiple models) Minimum Performance
Memory 8 GB RAM 32 GB RAM
Hard Drive 7,200+ RPM 15,000+ RPM
Special Project