Intel Core i7-8700K vs AMD Ryzen 7 vs Intel Core i7-7700K - Logical Increments Blog
Intel i7-9750H vs Ryzen 7 3750H - Laptop CPU Comparison and Benchmarks - YouTube
Relative CPU performance compared to Elden Ring requirements, take this with a large grain of salt because likely a slower CPU will do just fine : r/Eldenring