Intel Core i7 8086K 's Advantages
Higher base frequency (4.0GHz vs 3.7GHz)
AMD Ryzen 9 7900 's Advantages
Released 4 years and 7 months late
Better graphics card performance
Higher specification of memory (DDR5-5200 vs DDR4-2666)
Larger memory bandwidth (83.2GB/s vs 41.6GB/s)
Newer PCIe version (5.0 vs 3.0)
Larger L3 cache size (64MB vs 12MB)
Lower TDP (65W vs 95W)