Microsoft has released a trial version of Windows Storage Server 2012

Windows Storage Server 2012 is built on the Windows Server 2012 operating system to provide a platform for Network Attached Storage (NAS) appliances. Windows Storage Server 2012 NAS appliances can help reduce the storage costs associated with building modern datacenters and private clouds. Windows Storage Server 2012 delivers excellent economics for a shared storage solution by leveraging industry standard hardware matched with robust storage capabilities. It delivers continuous availability that is designed to protect from a range of failures and prevent downtime in a scalable and reliable manner.

System requirements

Supported operating systems: Windows Storage Server 2012

Minimum system requirements for Windows Server 2012

Architecture
x64 (64-bit)

Processor
1.4 GHz

Memory (RAM)
512 MB

HDD free space
32 GB (more if there is 16 GB of RAM or more)

  Windows Storage Server 2012 Evaluation Editions