Type: Audio/Video Utilities Version: Upgrade Operating Systems Supported: Windows Packaging: Retail System Requirements: Intel Pentium 4 or AMD Athlon 64 processor (Intel Core i3, i5, or i7 or or AMD Phenom II recommended); Intel Core 2 Duo or AMD Phenom II required for Adobe Premiere Pro; processor with 64-bit support required for Adobe Premiere Pro and After Effects Microsoft Windows XP with Service Pack 3; Windows Vista Home Premium, Business, Ultimate, or Enterprise with Service Pack 2; or Windows 7; 64-bit edition of Windows Vista or Windows 7 required for Adobe Premiere Pro, After Effects, and the Subscription Edition of Master Collection 2GB of RAM (4GB or more recommended) 24.3GB of available hard-disk space for installation; additional free space required during installation (cannot install on removable flash storage ...