Here is a very nice one off that really packs a punch even though it has an older i5. The Intel i5 4460 4 Core 4 Thread keeps up well with modern eSports and even triple A titles! Windows 10 Pro installed, tested and activated, Power cord included. Wifi not included.
Intel i5 4460 4 Core 4 Thread cooled by the Vetroo V5 ARGB 120MM tower