Ryzen released today. Reviews are out and when compared to the Intel 7700k well, even the top end Ryzen 1800x doesn’t fare too well. AMD Ryzen would be a perfect CPU for a flight simulator if P3D utilizes multi-core processing. Unfortunately individual clock speed is the determining factor (frames per second), and right now it looks like the chip which still holds as king of the title is the Intel 7700k. Multi-core 64 bit P3D version 4.0? We can only speculate.
The AMD Zen and Ryzen 7 Review: A Deep Dive on 1800X, 1700X and 1700
AMD Ryzen 7 1800X third-party benchmarks revealed, unable to beat Intel’s i7 7700K or i7 6900K