<P> Windows Server 2012 includes version 8.0 of Internet Information Services (IIS). The new version contains new features such as SNI, CPU usage caps for particular websites, centralized management of SSL certificates, WebSocket support and improved support for NUMA, but few other substantial changes were made . </P> <P> Windows Server 2012 supports the following maximum hardware specifications . Windows Server 2012 improves over its predecessor Windows Server 2008 R2: </P> <Table> <Tr> <Th> Specification </Th> <Th> Windows Server 2012 </Th> <Th> Windows Server 2008 R2 </Th> </Tr> <Tr> <Td> Physical processors </Td> <Td> 64 </Td> <Td> 64 </Td> </Tr> <Tr> <Td> Logical processors when Hyper - V is disabled </Td> <Td> 640 </Td> <Td> 256 </Td> </Tr> <Tr> <Td> Logical processors when Hyper - V is enabled </Td> <Td> 320 </Td> <Td> 64 </Td> </Tr> <Tr> <Td> Memory </Td> <Td> 4 TB </Td> <Td> 2 TB </Td> </Tr> <Tr> <Td> Failover cluster nodes (in any single cluster) </Td> <Td> 64 </Td> <Td> 16 </Td> </Tr> </Table> <Tr> <Th> Specification </Th> <Th> Windows Server 2012 </Th> <Th> Windows Server 2008 R2 </Th> </Tr>

Microsoft windows server 2012 r2 standard cpu limit