Switched 12 year old Pentium II to a Pentium Core 2 for the firewall box. Also moved from spinning disk to SSD – and it’s running a lot cooler.
Fun today as a result of this. https://support.microsoft.com/en-us/help/3201265/windows-time-service-settings-are-not-preserved-during-an-in-place-upgrade-to-windows-server-2016-or-windows-10-version-1607 SYSVOL and NETLOGON shares not being created correctly on new DC – so much fun. https://support.microsoft.com/en-us/help/315457/how-to-rebuild-the-sysvol-tree-and-its-content-in-a-domain