Line 6 Monkey
The best way to check your computer for compatibility is to run Line 6 Monkey software. It makes all these technical details as easy to understand as thumbs up and thumbs down.
Click here for all the detail.

WINDOWS®

• Pentium® 4 1.2GHz or better (2.5Ghz or more recommended)
• Windows® XP (with SP2 only)
• Host application that supports RTAS* or VST Plug-ins
• 512MB RAM minimum (1GB or more recommended)
• 1GB free HD space minimum (10GB or more recommended for recording)
• Internet connection required for activation (once activated, Internet connection is not required)
  

• Intel® or Power PC® based G4 1.5GHz or better (G4 1.67 or better recommended)
• OS X 10.4 or better
• Host application that supports RTAS or Audio Unit (AU) Plug-ins
• 512MB RAM minimum (1GB or more recommended)
• 1GB free HD space minimum (10GB or more recommended for recording)
• Internet connection required for activation (once activated, Internet connection is not required)

USB

• One free USB 1.1 or 2.0 compatible port on computer (USB hubs are not supported)
  

Number of instances will vary depending on your system.

* GearBox RTAS is compatible with ProTools HD/LE/MP 7.1 and higher.