Autodesk AutoCAD Plant 3D 2011
System Requirements (32-Bit)
Operating System Microsoft Windows 7 Enterprise, Ultimate, Professional, or Home Premium (32-bit); Microsoft Windows Vista Enterprise (SP1 or SP2, 32-bit); or Microsoft Windows XP Professional or Home Edition (SP2 or later, 32-bit)
Browser Microsoft Internet Explorer 7.0 or later
CPU Type Windows XP - Intel Pentium 4 or AMD Athlon Dual Core, 1.6 GHz or higher with SSE2 technology; Windows Vista or Windows 7 - Intel Pentium 4 or AMD Athlon Dual Core, 3.0 GHz or higher with SSE2 technology

Memory 2 GB RAM minimum

Display Resolution 1,024 x 768 true color
Hard Disk 4 GB disk space with 2 GB free after installation
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System Requirements (64-Bit)
Operating System Microsoft Windows 7 Enterprise, Ultimate, Professional, or Home Premium (64-bit); Microsoft Windows Vista Enterprise (SP1 or SP2, 64-bit); or Microsoft Windows XP Professional or Home Edition (SP2 or later, 64-bit)
CPU Type Memory 2 GB RAM minimum AMD Athlon 64 with SSE2 technology AMD Opteron with SSE2 technology Intel Xeon with Intel EM64T support and SSE2 technology Intel Pentium 4 with Intel EM64T support and SSE2 technology
Hard Disk 4.14 GB disk space with 2 GB free after installation