For 32-bit AutoCAD LT 2011
- Microsoft® Windows® XP Professional or Home edition (SP2 or later)
- Intel® Pentium® 4 or AMD Athlon™ Dual Core, 1.6 GHz or Higher with SSE2 technology
- 1 GB RAM
- 1.3 GB free disk space for installation
- 1,024 x 768 VGA display with True Color
- Microsoft® Internet Explorer® 7.0 or later
- Install from download or DVD
Or
- Microsoft® Windows Vista® (SP1 or later) including Enterprise, Business, Ultimate, or Home Premium edition or Microsoft® Windows 7 including Enterprise, Ultimate, Professional, or Home Premium edition
- Intel Pentium 4 or AMD Athlon dual-core processor, 3.0 GHz or higher with SSE2 technology
- 1 GB RAM
- 1.2 GB free disk space for installation
- 1,024 x 768 VGA display with True Color
- Internet Explorer 7.0 or later
- Install from download or DVD
For 64-bit AutoCAD LT 2011
- Microsoft Windows XP Professional edition (SP2 or later), Windows Vista (SP1 or later) including Enterprise, Business, or Ultimate edition, or Windows 7 Enterprise, Ultimate, Professional or Home Premium edition
- AMD Athlon™ 64 with SSE2 technology, AMD Opteron™ with SSE2 technology, Intel® Xeon® with Intel EM64T support with SSE2 technology, or Intel Pentium 4 with Intel EM64T support with SSE2 technology
- 1 GB RAM
- 1.5 GB free disk space for installation
- 1,024 x 768 VGA display with True Color
- Microsoft Internet Explorer 7.0 or later
- Install from download or DVD