From: https://technet.microsoft.com/en-us/windows-server-docs/get-started/system-requirements--and-installation

Processor

Processor performance depends not only on the clock frequency of the processor, but also on the number 
of processor cores and the size of the processor cache. The following are the processor requirements 
for this product:

Minimum:

1.4 GHz 64-bit processor
Compatible with x64 instruction set
Supports NX and DEP
Supports CMPXCHG16b, LAHF/SAHF, and PrefetchW
Supports Second Level Address Translation (EPT or NPT)
Coreinfo is a tool you can use to confirm which of these capabilities you CPU has.

From: https://technet.microsoft.com/en-us/sysinternals/cc835722.aspx

Coreinfo is a command-line utility that shows you the mapping between logical processors and the 
physical processor, NUMA node, and socket on which they reside, as well as the cache’s assigned 
to each logical processor. It uses the Windows’ GetLogicalProcessorInformation function