Windows Server 2008 R2 Sp1 Preactivated Enus Oct 2013 Better
If you are maintaining or deploying a server based on this specific version, here is what makes the legitimate timeframe and Service Pack 1 (SP1) build relevant: Why "Oct 2013" and SP1 Matter
: 10 GB minimum; 40 GB is recommended for the system partition. Implementation Guide windows server 2008 r2 sp1 preactivated enus oct 2013 better

