SEAGULL SCIENTIFIC BarTender 2016 Professional Edition - One User Version: Professional Operating Systems Supported: Windows 10, 8.1, 8, 7 and Vista. Windows Server 2012 and 2012 R2, Server 2008 and 2008 R2. Includes all 32-bit and 64-bit (x64) editions. System Requirements: Hard disk and memory (minimum): Basic and Professional Editions (32-bit) 1 GB RAM 2 GB free hard drive space Basic and Professional Editions (64-bit) 2 GB RAM 3 GB free hard drive space Display resolution (recommended): 1024 x 768 or higher