Operating Systems: Microsoft Windows 7 and higher, 32-bit and 64-bit Windows 8 and 8.1, 32-bit and 64-bit Windows Server 2008 SP1, SP2 and R2, 32-bit and 64-bit Windows Server 2012 Standard Edition, 64-bit CPU: We recommend minimum 2.2 GHz Intel® dual core or equivalent AMD processor. Faster processors yield faster performance. Processor Cache: We recommend 2 MB L2 cache. (Minimum: 512 KB L2 cache) RAM: We recommend minimum of 2 GB for 32-bit versions of: Windows 7, Windows 8 and Windows Server® 2008. We recommend minimum of 4 GB for 64-bit versions of: Windows 7, Windows 8, Windows Server 2008, Windows Server 2012. (Minimum: 2 GB for Windows 7, Windows 8, Windows Server 2008, and Windows Server 2012). Free hard disk space: 4 GBIf installing from a download: three times as much space is initially needed (after the download is unpacked and installation completes, temporary files can be removed from the system). Microsoft Internet Explorer 7 or higher for online help (free download at www.microsoft.com) Internet Explorer 9, Firefox 12 or higher, or Google Chrome 16 or higher are required in order to experience the enhanced capabilities in Gmail and Hotmail Sound card supporting 16-bit recording A DVD-ROM drive for installation A Nuance-approved noise-canceling headset microphone (included in purchase). See details at support.nuance.com/compatibility/ (includes USB adapters and digital voice recorders). Note: An Internet connection is required for automatic product activation (a quick anonymous process). Supports Microsoft® Office 2010 and 2013. Does not support dictation directly into Electronic Medical Record (EMR) systems. For EMR support, please use Dragon Medical Edition.