I've upgraded from an i7 870 to a Ryzen 7 2700x while keeping an RX 580 with very little gaming performance difference. Have my expectations been exaggerated? - Quora
AMD Ryzen 5 3600 Versus Intel Core i5-9400F: What's The Best Sub $200 Processor?
inspired by the gpu version what was your biggest performance jump in cpu power? I can start with upgrade from i5 3470 to R5 2600X : r/pcmasterrace
Core i7-870 vs Core i5-4670K Company of Heroes 2 Benchmarks - CPUAgent
Which combo - i7 870 with p55, or i7 2600 with garbage board? : r/lowendgaming