Which server to choose for a small office?

Question

Server equipment

Good afternoon, please help me with choosing a server for a small office. Budget up to 200 thousand rubles. About 30 users, as a result, can grow to ~ 40-45. The operating system is Windows Server 2012. It will be used as an ArchiCAD BIMx server, a file cleaner and, possibly, a domain controller.

Answer 1

Something some big dispersion on requirements on one piece of iron. Then you need a server for virtualization - roll ESXi onto the server, and then separate the areas of application.
I liked the DELL R7** line. Quality, good support, expensive