The 1700 performs well in heavily threaded workloads, but lags behind Intel’s quad cores in most gaming scenarios. However, the Ryzen 7 1700 also offers the lowest entry-level price point for a modern eight-core processor and features enough overclocking headroom to trade blows with the more expensive Ryzen models.
Read more @ Tom’s Hardware
The Ryzen CPUs will form part of the ‘Summit Ridge’ platform – ‘Summit Ridge’ indicates a Ryzen CPU with a 300-series chipset (X370, B350, A320). Both Bristol Ridge and Summit Ridge, and thus Ryzen, mean that AMD makes the jump to a desktop platform that supports DDR4 and a high-end desktop platform that supports PCIe 3.0 natively.
Read more @ AnandTech