Autodesk Showcase 2014 System Requirements

For 32-bit Showcase 2014
Windows® 7 Professional or Home Premium edition operating system
Intel® Pentium® 4, AMD Athlon™ processor (or higher) with SSE3 instruction set support
2 GB RAM (4 GB recommended)
20 GB free hard drive space
Certified hardware-accelerated graphics card with a minimum of 512 MB graphics memory (1 GB recommended) and DirectX® 9 support
Microsoft® Internet Explorer® 7 or later web browser
3-button mouse
DVD-ROM drive for installation from DVD
USB port for supported USB peripherals and installation from USB storage media
Internet connection for network and Internet-enabled Showcase features
For 64-bit Showcase 2014
Windows® 8 Professional or Enterprise edition operating system, or Windows 7 Professional or Home Premium edition
Pentium 4 or AMD Athlon processor (or higher) with SSE3 instruction set support
2 GB RAM (4+ GB recommended)
20 GB free hard drive space
Certified hardware-accelerated graphics card with a minimum of 512 MB graphics memory (1 GB recommended) and DirectX 9 support
Internet Explorer 7 or later
3-button mouse
DVD-ROM drive for installation from DVD
USB port for supported USB peripherals and installation from USB storage media
Internet connection for network and Internet-enabled Showcase features
For more complex scenes
The  above minimum system requirements are based on general 3D  visualization  use of Showcase with scenes composed of less than 1,000  objects or  1,000,000 polygons. For more complex scenes, the 64-bit  version of  Showcase is recommended on a 64-bit Windows operating system  with the  following hardware:
Multicore or multi-processor Intel® Core™  2 or Xeon™, AMD  Opteron™, or Phenom™ processor (or higher) with SSE3  instruction set  support
8 GB RAM
30 GB free hard drive space
Certified hardware-accelerated graphics card with 2 GB graphics memory and DirectX 9 support
DVD-ROM drive for installation
USB port for supported USB peripherals and installation from USB storage media
Internet connection for network and Internet-enabled Showcase features
3-button mouse
For the latest list of certified graphics cards, drivers, and hardware, refer to the complete certification information.