System Requirements for Revit 2021

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Autodesk published its system requirements for Revit 2021 in April, 2020. Generative design and other critical features were added at that time.

If you are still using an older version, see:

Revit 2020 System Requirements

Revit 2019 System Requirements

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Summary: System Requirements and Recommendations
for Autodesk Revit 2021 Products

Minimum – Entry-level configuration:

  • Microsoft Windows 10 64-bit Enterprise, or Pro
  • Single- or Multi-Core Intel®, Xeon®, or i-Series processor or AMD® equivalent with SSE2 technology
  • 8-16 GB RAM

 

Value – Balanced price and performance:

  • Microsoft Windows 10 64-bit Enterprise, or Pro
  • Multi-Core Intel Xeon, or i-Series processor or AMD equivalent with SSE2 technology
  • 16-32 GB RAM

 

Performance – Large, complex models:

  • Microsoft Windows 10 64-bit Enterprise, or Pro
  • Multi-Core Intel Xeon, or i-Series processor or AMD equivalent with SSE2 technology.
  • 32-64 GB RAM
  • 10,000+ RPM (for Point Cloud interactions) or Solid State Drive

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BIM 360 Design Cloud Worksharing (in addition to the above)

  • Three times (3X) the total disk space consumed by equivalent RVT files for all cloud workshared projects accessed by the user
  • Internet connection able to deliver symmetrical 25 Mbps for each machine on burst transfers

VMware®– Recommended-level configuration (in addition to the above):

  • VMware Horizon® 6.1 or later
  • VMware vSphere® 6 or later
  • 384-512 GB RAM
  • NVIDIA® GRID (K260Q or later) or
  • AMD MxGPU (Radeon Pro V340 or later)

Full Description: System Requirements and Recommendations for Autodesk Revit 2021 Product Line

Applied Software technical experts recommend that your system meets the ‘Performance’ requirements for large complex models, but Revit 2021 can suit a variety of configurations and needs. 

Revit 2021

Minimum Entry-Level Configuration
Operating System
64-bit Microsoft® Windows® 10. See our Support Page for product support information.
CPU Type
Single- or Multi-Core Intel®, Xeon®, or i-Series processor or AMD® equivalent with SSE2 technology. Highest affordable CPU speed rating recommended.

Autodesk® Revit® software products use multiple cores for many tasks.
Memory
8 GB RAM

- Usually sufficient for a typical editing session for a single model up to approximately 100 MB on disk. This estimate is based on internal testing and customer reports. Individual models will vary in their use of computer resources and performance characteristics.

- Models created in previous versions of Revit software products may require more available memory for the one-time upgrade process.
Video Display Resolutions
Minimum:
1280 x 1024 with true color

Maximum:
UltraHigh (4k) Definition Monitor
Video Adapter
Basic Graphics:
Display adapter capable of 24-bit color

Advanced Graphics:
DirectX® 11 capable graphics card with Shader Model 5 and a minimum of 4GB of video memory
Disk Space
30 GB free disk space
Media
Download or installation from DVD9 or USB key
Pointing Device
MS-Mouse or 3Dconnexion® compliant device
.NET Framework
.NET Framework Version 4.8 or later.
Browser
Microsoft® Internet Explorer® 10 (or higher)
Connectivity
Internet connection for license registration and prerequisite component download
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Revit 2021

Value: Balanced price and performance
Operating System
64-bit Microsoft® Windows® 10. See our Support Page for product support information.
CPU Type
Single- or Multi-Core Intel®, Xeon®, or i-Series processor or AMD® equivalent with SSE2 technology. Highest affordable CPU speed rating recommended.

Autodesk® Revit® software products use multiple cores for many tasks.
Memory
16 GB RAM

- Usually sufficient for a typical editing session for a single model up to approximately 300 MB on disk. This estimate is based on internal testing and customer reports. Individual models will vary in their use of computer resources and performance characteristics.

- Models created in previous versions of Revit software products may require more available memory for the one-time upgrade process.
Video Display Resolutions
Minimum:
1680 x 1050 with true color

Maximum:
UltraHigh (4k) Definition Monitor
Video Adapter
DirectX® 11 capable graphics card with Shader Model 5 and a minimum of 4GB of video memory
Disk Space
30 GB free disk space
Media
Download or installation from DVD9 or USB key
Pointing Device
MS-Mouse or 3Dconnexion® compliant device
.NET Framework
.NET Framework Version 4.8 or later.
Browser
Microsoft Internet Explorer 10 (or higher)
Connectivity
Internet connection for license registration and prerequisite component download
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Revit 2021

Performance: Large, complex models
Operating System
64-bit Microsoft® Windows® 10. See our Support Page for product support information.
CPU Type
Single- or Multi-Core Intel®, Xeon®, or i-Series processor or AMD® equivalent with SSE2 technology. Highest affordable CPU speed rating recommended.

Autodesk® Revit® software products use multiple cores for many tasks.
Memory
32 GB RAM

- Usually sufficient for a typical editing session for a single model up to approximately 700 MB on disk. This estimate is based on internal testing and customer reports. Individual models will vary in their use of computer resources and performance characteristics.

- Models created in previous versions of Revit software products may require more available memory for the one-time upgrade process.
Video Display Resolutions
Minimum:
1920 x 1200 with true color

Maximum:
UltraHigh (4k) Definition Monitor
Video Adapter
DirectX® 11 capable graphics card with Shader Model 5 and a minimum of 4GB of video memory
Disk Space
30 GB free disk space

Solid State Drive (for Point Cloud interactions) or 10,000+ RPM HardDrive
Media
Download or installation from DVD9 or USB key
Pointing Device
MS-Mouse or 3Dconnexion® compliant device
.NET Framework
.NET Framework Version 4.8 or later.
Browser
Microsoft Internet Explorer 10 (or higher)
Connectivity
Internet connection for license registration and prerequisite component download
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Revit LT™ 2021
Operating System *
64-bit Microsoft® Windows® 10. See our Support Page for product support information.
CPU Type
Single- or Multi-Core Intel®, Xeon®, or i-Series processor or AMD® equivalent with SSE2 technology. Highest affordable CPU speed rating recommended.

Autodesk® Revit® software products use multiple cores for many tasks.
Memory
8 GB RAM

- Usually sufficient for a typical editing session for a single model up to approximately 100 MB on disk. This estimate is based on internal testing and customer reports. Individual models will vary in their use of computer resources and performance characteristics.

- Models created in previous versions of Revit software products may require more available memory for the one-time upgrade process.
Video Display Resolutions
Minimum:
1280 x 1024 with true color

Maximum:
UltraHigh (4k) Definition Monitor
Video Adapter
Basic Graphics:
Display adapter capable of 24-bit color

Advanced Graphics:
DirectX® 11 capable graphics card with Shader Model 5 and a minimum of 4GB of video memory
Disk Space
30 GB free disk space
Media
Download or installation from DVD9 or USB key
Pointing Device
MS-Mouse or 3Dconnexion® compliant device
.NET Framework
.NET Framework Version 4.8 or later.
Browser
Microsoft® Internet Explorer® 10 (or higher)
Connectivity
Internet connection for license registration and prerequisite component download
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Recommendations for Other Revit 2021 Products and Configurations

Revit Cloud Worksharing
Disk SpaceThree times (3X) the total disk space consumed by equivalent RVT files for all cloud workshared projects accessed by the user.
 MinimumValuePerformance
ConnectivityInternet connection able to deliver symmetrical 5 Mbps connection for each machine on burst transfers.Internet connection able to deliver symmetrical 10 Mbps connection for each machine on burst transfers.Internet connection able to deliver symmetrical 25 Mbps connection for each machine on burst transfers.
Revit Server 2021
Operating System
  • Microsoft® Windows Server® 2019 64-bit
  • Microsoft® Windows Server® 2016 64-bit
  • Microsoft® Windows Server® 2012 R2 64-bit
Web ServerMicrosoft® Internet Information Server 7.0 (or later)
.NET Framework.NET Framework Version 4.8 or later.
CPU Type4+ cores
2.6 GHz+
6+ cores
2.6 GHz+
6+ cores
3.0 GHz+
<100 Concurrent Users (multiple models)MinimumValuePerformance
Memory8 GB RAM16 GB RAM32 GB RAM
Hard Drive7,200+ RPM10,000+ RPM15,000+ RPM
100+ Concurrent Users (multiple models)MinimumValuePerformance
Memory8 GB RAM16 GB RAM32 GB RAM
Hard Drive10,000+ RPM15,000+ RPMHigh-Speed RAID Array
VirtualizationVMware® and Hyper-V® Support (See Revit Server Administrator’s Guide)
Revit® 2021

Citrix®: Minimum-Level Configuration²
Citrix System
  • XenApp® 6.5 Feature Pack 2 or higher
  • Citrix® License Manager
  • Citrix® Profile Manager
Server OSAs specified by XenApp® system requirements
Authentication
  • Microsoft® Active Directory
    • Roaming Profiles supported
Client OS
  • Microsoft® Windows® 10 64-bit
Client BrowserMicrosoft® Internet Explorer® 10 or higher
User AccessClient computers should be bound to the network domain. Each client computer should have either the full Citrix or web client plug-in installed.

Users should use their domain logins to access both the Citrix web console and the LAN.
Revit® 2021
Revit® LT™ 2021

VMware®: Recommended-Level Configuration
VMware Software
  • VMware Horizon® 6.1 or later
  • VMware vSphere® 6 or later
Virtual Machine Operating System64-bit Microsoft® Windows® 10
Host Server RecommendationPerformance
CPU 3.0 GHz+ Intel® Xeon E5 or later; or AMD® equivalent with SSE2 technology
Memory 384-512 GB
Networking 10 GB
Storage ~750+ IOPS Per User
GPUNVIDIA® GRID (K260Q or later) or AMD MxGPU (Radeon Pro V340 or later)
Virtual Machine SettingsPerformance
Memory16-32 GB RAM
vCPUs8 vCPUs
Disk Space30 GB free disk space
Virtual Machine ConnectivityInternet connection for license registration and prerequisite component download.
User AccessEach client computer should have the VMware Horizon Client installed.
Revit® 2021
Revit® LT™ 2021

Parallels Desktop® 11 for Mac: Recommended-Level Configuration
Host Operating SystemmacOS 10.13 (“High Sierra”) or newer
Memory16 GB
CPU Type2.7 GHz quad-core Intel® Core i7™ or newer
Virtualization SoftwareParallels Desktop® 15 for Mac or newer
Virtual Machine Operating System¹64-bit Microsoft® Windows® 10
Virtual Machine BrowserMicrosoft® Internet Explorer® 10 or higher
.NET Framework.NET Framework Version 4.8 or later.
Virtual Machine Memory8 GB RAM
  • Usually sufficient for a typical editing session for a single model up to approximately 100 MB on disk. This estimate is based on internal testing and customer reports. Individual models will vary in their use of computer resources and performance characteristics.
  • Models created in previous versions of Revit software products may require more available memory for the one-time upgrade process.
Virtual Machine Video Adapter512 MB video memory minimum dedicated to the Microsoft® Windows® Virtual Machine.

Note: While at Retina® display resolutions on macOS, turn off any Retina Resolution options in Parallels Desktop to adjust for proper DPI within Windows and Revit software products.

Graphics:
Parallels Desktop virtual display adapter without “Use Hardware Acceleration” option in Revit software products.
Disk SpaceMinimum 40 GB free disk space; recommend 100 GB free disk space available
Media Download or installation from USB key
Pointing DeviceMS-Mouse or 3Dconnexion® compliant device
ConnectivityInternet connection for license registration and prerequisite component download
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