Artec 3D recommend
Requirements
Processor: Any
Memory: At least 2GB RAM, 4GB and above recommended
USB: 1 USB 2.0 port for a regular scanner, 2 USB 2.0 ports for texture scanners (at least 5V at the port). To connect several scanners, we recommend using computers with several independent USB 2.0 hosts, or PCI/
Video cards: NVidia cards recommended, NVidia card of at least 8x with substantial video memory needed for texturing
OS: Windows XP32, Windows Vista 32/64. Windows 7 32/64
Artec Scanner Application makes maximum use of your computer, paralleling calculations where possible, using the graphics processing unit (for texturing) and 64-bit architecture (a 32-bit version is also available)

What is Artec Studio?
Requirements