AMD Ryzen 5 2600X 's Advantages
Higher specification of memory (2933 vs 2666)
Higher base frequency (3.6GHz vs 3.5GHz)
More modern manufacturing process (12nm vs 14nm)
Lower TDP (95W vs 165W)
Intel Core i9 9900X 's Advantages
Released 6 months late
Larger memory bandwidth (85GB/s vs 43.71GB/s)
Larger L3 cache size (20MB vs 16MB)