Windows Server 2012 R2 build 9400 (winmain)
| Build of Windows Server 2012 R2 | |
 | |
| OS family | Windows NT |
|---|---|
| Version number | 6.3 |
| Build number | 9400 |
| Build lab | winmain |
| Compiled on | 2013-05-03 |
| SKUs | |
| Datacenter Server | |
Windows Server 2012 R2 build 9400 (winmain) is an unleaked build of Windows Server 2012 R2, which was shown in the "Storage and Availability Improvements in Windows Server 2012 R2" presentation at Microsoft TechEd North America 2013.[1]