Intel Core i7 9700K 's Advantages
Integrated graphics card
Higher base frequency (3.6GHz vs 3.4GHz)
Lower TDP (95W vs 105W)
AMD Ryzen 7 5800X3D 's Advantages
Released 3 years and 5 months late
Higher specification of memory (DDR4-3200 vs DDR4-2666)
Larger memory bandwidth (47.68GB/s vs 41.6GB/s)
Newer PCIe version (4.0 vs 3.0)
Larger L3 cache size (96MB vs 12MB)