What are the requirements for playing increased quality movies, TV Shows, or music videos in iTunes?
You need iTunes 7 or later and QuickTime 7.1.3 or later with: A Macintosh with a PowerPC G4, G5, or Intel Core processor, at least 256MB of RAM, at least 16MB of video RAM, and Mac OS X version 10.3.9 or later. or A 2 GHz Pentium class processor or better with Windows 2000 Service Pack 4 or later or Windows XP with a QuickTime-compatible audio card. Also make sure you have the latest Windows Service Pack using Microsoft Update. You also need at least 512 MB RAM and 32 MB of video memory. Notes: • A broadband Internet connection for accessing the iTunes Store is recommended.