Initial benchmarks of the AMD Ryzen 5 2600 are out and the Zen+-based 'Pinnacle Ridge' chip trades blows with the similarly priced Intel Core i5-8600K in most benchmarks. The Ryzen 5 2600 shows very good performance in synthetic benchmarks. However, Intel still has the edge when it comes to gaming even if its only by a few frames per second.
https://www.notebookcheck.net/AMD-Ryzen-5-2600-takes-on-the-Intel-Core-i5-8600K-in-first-benchmarks.299388.0.html