System Requirements for Revit 2021 and AutoCAD 2021 - All You Need to Know

Revit 2021

Minimum: Entry-Level Configuration

Operating System: *64-bit Microsoft® Windows® 10. 

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

System requirements for AutoCAD 2021 including Specialized Toolsets (Windows)

Operating System: 64-bit OS that follows Autodesk's Product Support Lifecycle policy.


Basic: 2.5–2.9 GHz processor
Recommended: 3+ GHz processor
Multiple processors: Supported by the application


Basic: 8 GB
Recommended: 16 GB

Display Resolution: 

Conventional Displays: 1920 x 1080 with True Color

High Resolution & 4K Displays: Resolutions up to 3840 x 2160 supported on Windows 10, 64-bit systems (with capable display card)

Display Card:

Basic: 1 GB GPU with 29 GB/s Bandwidth and DirectX 11 compliant
Recommended: 4 GB GPU with 106 GB/s Bandwidth and DirectX 11 compliant

Disk Space: 7.0 GB

Network: Deployment via Deployment Wizard.

The license server and all workstations that will run applications dependent on network licensing must run TCP/IP protocol.

Either Microsoft® or Novell TCP/IP protocol stacks are acceptable. Primary login on workstations may be Netware or Windows.

In addition to operating systems supported for the application, the license server will run on Windows® Server 2012 R2, Windows Server 2016, and Windows Server 2019 editions.

Pointing Device: MS-Mouse compliant

.NET Framework.NET Framework version 4.8 or later

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