Intel Core i7 9700K 's Advantages
Integrated graphics card
Lower TDP (95W vs 105W)
AMD Ryzen 9 3900XT 's Advantages
Released 1 years and 9 months late
Higher specification of memory (3200 vs 2666)
Larger memory bandwidth (47.68GB/s vs 41.6GB/s)
Newer PCIe version (4.0 vs 3.0)
Higher base frequency (3.8GHz vs 3.6GHz)
Larger L3 cache size (64MB vs 12MB)
More modern manufacturing process (7nm vs 14nm)