AMD Ryzen Official Gaming Benchmarks Performance Slide Leaked
wccftech.com
wccftech.com
Most games have little to no benefit from more than 2-4 cores. These benchmarks show that the 1700X is competitive in single thread preformance with the high end i7s, while having double the amount of cores for the same price.
Add in that all AMD processors have unlocked multipliers and appear to have quite a lot of overclocking headroom, you have an insane amount of value.