Intel Core i5 8600K 's Advantages
Integrated graphics card
Higher base frequency (3.6GHz vs 3.0GHz)
Lower TDP (95W vs 250W)
AMD Ryzen Threadripper 2990WX 's Advantages
Released 10 months late
Higher specification of memory (2933 vs 2666)
Larger memory bandwidth (87.42GB/s vs 41.6GB/s)
Larger L3 cache size (64MB vs 9MB)
More modern manufacturing process (12nm vs 14nm)