Processor:
– Processor type:
Minimum:
for x86 systems: Pentium III-compatible processor or faster
for x86-64 systems: AMD Opteron, AMD Athlon 64, Intel Xeon with Intel EM64T support, Intel Pentium IV with EM64T support

– Processor speed:
Minimum: 1.4 GHz
Recommended: 2.0 GHz or faster

Operating system:
– Windows Server 2003 SP2 / 2003 R2 SP2 / 2008 SP2 / 2008 R2 / 2012 / 2012 R2

Memory:    
– RAM:
Minimum: 1 GB.
Recommended: 4 GB or more.
Maximum: Operating system maximum.

Software:
– .NET Framework 3.5 SP1
– SQL Server Native Client
– SQL Server Setup support files
– Windows Installer 4.5 or later

Internet Software:    
– Microsoft Internet Explorer 6 SP1 or a later version.

Hard Disk:
– At least 4 GB of hard disk free space is needed.