Microsoft has provided a list of system requirements for use with Microsoft Office Mix. However it is not yet available in to link from this help topic. These details may change in the future, listed below are the details as of 04-21-2014.
Computer: 2 gigahertz (GHz) or faster x86-bit or x64-bit processor with SSE2
Memory: 2 GB RAM
Hard disk: 1.0 GB available disk space
Display: 1024 x 768 screen resolution
Graphics: DirectX 10 or 11 graphics card
Operating system: Windows 7, Windows 8, or Windows 8.1 system
Microsoft Office: PowerPoint 2013, Office 2013 or Office 365
.Net version: 4.5
Other: Microphone or other sound input device for recording, webcam for video recording.