If you open Final Cut Express HD 3.0 on certain computers, you'll get a "Configuration Error" message that indicates that your computer is missing certain hardware or software, or possibly an AGP graphics card. This can happen with: iMac G5 (iSight) Power Mac G5 (Late 2005) Power Mac G5 (Late 2005 Dual 2.0 GHz) Power Mac G5 (Late 2005 Dual 2.3 GHz) Power Mac G5 (Late 2005 Quad)