Config that’s required for VMM to manage 300 hosts. System Center 2012 R2 servers Processor (min) Processor (rec) RAM (min) RAM (rec) Hard drive space (min) Hard drive space (rec) VMM Management Server (More than 150 hosts) Pentium 4, 2 GHz (x64) 16-Core 2.66 GHz CPU 4 GB 16 GB 4 GB 10 GB VMM Console (More than 150 hosts) Pentium 4, dual processor 2 GHz 2-Core 2 GHz CPU 4 GB 4 GB 4 GB 10 GB VMM Library Server Pentium 4 2.8 GHz 4-Core 2.66 GHz CPU 2 GB 4 GB Varies based on the number and size of the stored files. Varies based on the number and size of the stored files.