Autodesk AutoCAD 2013

System Requirements for 32-bit Windows® 8 Standard, Enterprise, or Professional edition (requires installation of AutoCAD 2013 Service Pack 2); Microsoft® Windows® 7 Enterprise, Ultimate, Professional, or Home Premium; or Microsoft® Windows® XP Professional or Home edition (SP3 or later)

For Windows 7: Intel® Pentium® 4 or AMD Athlon™ dual-core processor, 3.0 GHz or higher with SSE2 technology
For Windows XP: Pentium 4 or AMD Athlon dual-core processor, 1.6 GHz or higher with SSE2 technology

2 GB RAM (4 GB recommended)

6 GB free disk space for installation

1,024 x 768 display resolution with true color (1,600 x 1,050 with true color recommended)

Microsoft® Internet Explorer® 7.0 or later web browser
System Requirements for 64-bit Windows® 8 Standard, Enterprise, or Professional edition (requires installation of AutoCAD 2013 Service Pack 2); Microsoft Windows 7 Enterprise, Ultimate, Professional, or Home Premium; or Microsoft Windows XP Professional (SP2 or later)

AMD Athlon 64 with SSE2 technology, AMD Opteron® processor with SSE2 technology, Intel® Xeon® processor with Intel EM64T support and SSE2 technology, or Intel Pentium 4 with Intel EM64T support and SSE2 technology

2 GB RAM (4 GB recommended)

6 GB free space for installation

1,024 x 768 display resolution with true color (1,600 x 1,050 with true color recommended)

Internet Explorer 7.0 or later
Additional Requirements for 3D Modeling (All Configurations) Pentium 4 or Athlon processor, 3 GHz or greater or Intel or AMD dual-core processor, 2 GHz or greater

4 GB RAM or more

6 GB hard disk space available in addition to free space required for installation

1,280 x 1,024 true color video display adapter 128 MB or greater, Pixel Shader 3.0 or greater, Microsoft® Direct3D®-capable workstation-class graphics card

Apple® Mac OS® X v10.8.0 or later (Mountain Lion), OS X v10.7.2 or later (Lion), or OS X v10.6.8 or later (Snow Leopard) with 64-bit Intel processor
Apple® Mac® Pro 4.1 or later; MacBook® Pro 5.1 or later (MacBook Pro 6.1 or later recommended); iMac® 8.1 or later (iMac 11.1 or later recommended); Mac® mini 3.1 or later (Mac mini 4.1 or later recommended); MacBook Air® 2.1 or later; MacBook® 5.1 or later (MacBook 7.1 or later recommended)
3 GB of RAM (4 GB recommended)
2.5 GB free disk space for download and installation (3 GB recommended)
All graphics cards on supported hardware
1,280 x 800 display with true color (1,600 x 1,200 recommended)
All Mac OS X supported language operating systems
Apple® Mouse, Apple Magic Mouse, Magic Trackpad, MacBook® Pro trackpad, or Microsoft-compliant mouse.
Mac OS X-compliant printer