Intel Core i7 9800X 's Advantages
Larger memory bandwidth (79.47GB/s vs 51.2GB/s)
Higher base frequency (3.8GHz vs 3.6GHz)
Larger L3 cache size (17MB vs 16MB)
AMD Ryzen 5 5500 's Advantages
Released 3 years and 5 months late
Higher specification of memory (DDR4-3200 vs DDR4-2666)
Lower TDP (65W vs 165W)