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)
AMD Ryzen 7 2700X 's Advantages
Higher specification of memory (DDR4-2933 vs DDR4-2666)
Higher base frequency (3.7GHz vs 3.5GHz)
Lower TDP (105W vs 165W)