AMD's 2nd generation Ryzen CPUs, the Ryzen 7 2700X and the Ryzen 5 2600, got a full evaluation by SiSoftware and the numbers show overall performance improvements over the previous generation Ryzens. The benchmarks page and the results have been taken down but we now have concrete information about the TDP, clock speeds, and how much of a performance gain can be expected. Additionally, we also have information on the launch date and pricing of the new Ryzen 2 SKUs.
https://www.notebookcheck.net/AMD-Ryzen-7-2700X-and-Ryzen-5-2600-get-detailed-in-leaked-review-launching-April-19.289396.0.html