Autodesk® Revit LT System Requirements

For technical support when installing, licensing, or configuring Revit LT, visit Autodesk Customer Service.

Description	Requirement
Operating system	Microsoft® Windows® 7 SP1 32-bit Windows 7 Enterprise Windows 7 Ultimate Windows 7 Professional Windows 7 Home Premium Microsoft® Windows® 7 SP1 64-bit Windows 7 Enterprise Windows 7 Ultimate Windows 7 Professional Windows 7 Home Premium Microsoft® Windows® 8 64-bit Windows 8 Enterprise Windows 8 Pro Windows 8 Microsoft® Windows® 8.1 64-bit Windows 8.1 Enterprise Windows 8.1 Pro Windows 8.1
Browser	Microsoft® Internet Explorer® 7.0 (or later)
CPU type	Single- or Multi-Core Intel® Pentium®, Xeon®, or i-Series processor or AMD® equivalent with SSE2 technology. Highest affordable CPU speed rating recommended.
Memory	4 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. The /3GB RAM switch is not recommended where applicable. Revit LT software and system stability can be affected by memory conflicts with video drivers when the /3GB switch is active.
Video display	1280 x 1024 with true color
Video adapter	Basic graphics: Display adapter capable of 24-bit color Advanced graphics: DirectX® 11 capable graphics card with Shader Model 3 as recommended by Autodesk at http://www.autodesk.com/revit-graphicshardware
Hard disk	5 GB free disk space
Pointing device	MS-Mouse or 3Dconnexion® compliant device
Media	Download or installation from DVD9 or USB key
Connectivity	Internet connection for license registration and prerequisite component download

Support for Parallels® on a Mac® Computer

The following table describes requirements when using Revit LT on a Mac® computer using Parallels® Desktop, a system utility available from Parallels, Inc. that allows you to run applications in each operating system without restarting your computer.

For information about Boot Camp®, part of Mac OS® X that enables you to install and run Microsoft® Windows® (and Windows-based applications) on a Mac® computer, see this FAQ.

Description	Requirement
Host operating system and hardware type	Mac OS® X 10.9.1 "Mavericks" MacBook Pro® 10,1 (Early 2013) 13.3 or newer
Memory	16 GB
CPU type	2.7 GHz quad-core Intel® Core i7™ Recommended
Virtualization software	Parallels® Desktop 9.0.24172 or newer
Virtual Machine operating system	Microsoft® Windows® 7 SP1 64-bit Windows 7 Enterprise Windows 7 Ultimate Windows 7 Professional Windows 7 Home Premium Microsoft® Windows® 8 64-bit Windows 8 Enterprise Windows 8 Pro Windows 8 Microsoft® Windows® 8.1 64-bit Windows 8.1 Enterprise Windows 8.1 Pro Windows 8.1
Virtual Machine browser	Microsoft® Internet Explorer® 7.0 (or later)
Virtual Machine 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 LT may require more available memory for the one-time upgrade process.
Virtual Machine video adapter	512 MB video memory minimum dedicated to the Microsoft® Windows® Virtual Machine. Note: While at Retina® display resolutions on the Mac OS, turn off any Retina Resolutions 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.
Video adapter	NVIDIA® GeForce® GT 650M or newer 2880 x 1800 with 24-bit color (see the note for the Virtual Machine video adapter requirement)
Hard disk	Minimum: 40 GB free disk space Recommended: 100 GB free disk space
Pointing device	MS-Mouse or 3Dconnexion® compliant device
Media	Download or installation from USB key
Connectivity	Internet connection for license registration and prerequisite component download