Recommended:
OS: Windows XP SP2/Windows Vista/Windows 7
CPU: Pentium D or newer (or equivalent such as AMD Athlon 64 X2 or newer) with optional multithreading or hyperthreading capabilities
RAM: 2048MB (4096MB for working with multi-million-poly meshes)
Monitor: 1280x1024 monitor resolution or higher (32 bits)

Minimum System Requirements:
OS: Windows 2000/XP SP2
CPU: P4 or AMD Opteron or Athlon64 Processor (Must have SSE2 : Streaming SIMD Extensions 2)
RAM: 1024MB (2048 MB recommended)
Monitor: 1024x768 monitor resolution (32 bits)

Recommended:
OS: Windows XP/Vista
CPU: Fast P4 or newer (or equivalent such as AMD) with optional multithreading or hyperthreading capabilities
RAM: 1024MB (2048MB for working with multi-million-poly meshes)
Monitor: 1280x1024 monitor resolution or higher (32 bits)

Minimum System Requirements:
OS: Windows 2000
CPU: PIII
RAM: 512MB (1024 MB recommended)
Monitor: 1024x768 monitor resolution (32 bits)

Required:
OS: Mac OSX 10.5 or newer
CPU: Intel Macintosh (Must have SSE2 : Streaming SIMD Extensions 2)
RAM: 1024MB (2048MB recommended for working with multi-million-polys)
Monitor: 1024x768 monitor resolution set to Millions of Colors
(recommended: 1280 x 1024 or higher)

Required:
OS: Mac OSX 10.5 or newer.
CPU: Intel Macintosh
RAM: 1024MB (2048MB recommended for working with multi-million-polys)
Monitor: 1024x768 monitor resolution set to Millions of Colors
(recommended: 1280 x 1024 or higher)