Creating a PC can be an expensive task, especially if you want to play the latest games in its highest configuration. By making a budget, you can easily forget the cost of your operating system. If you do not plan to use Linux, you need Windows 10 Home or Pro.
Microsoft offers from XP a Windows Pro version, with additional features for home users that Home does not offer. Many additional features of Windows 10 Pro are clearly designed for commercial use.
With Windows 10 Home, you can always start Remote Desktop Protocol sessions, but you can not control your PC remotely from another device on your network.
BitlockerIf you are concerned about security and want to protect your data from intruders, or if you are coming from MacOS and looking for something similar to Apple's Filevault, you want to spend extra money on Pro. Bitlocker provides full disk encryption so you can protect your data from hackers.
Windows 10 Home supports a maximum of 128 GB of RAM, while Pro supports 2TB. However, if you do not run dozens of virtual machines, you will soon not exceed the memory limits of Home.
For most users, Windows 10 Home Edition is sufficient. If you only use your computer to play, switching to Pro has no advantage. The additional features of the Pro version are aimed at business and security, even for experienced users.