Intel Core i9 9920X's Advantages
Lower TDP (165W vs 350W)
AMD Threadripper PRO 7955WX's Advantages
Released 5 years late
Higher specification of memory (DDR5-5200 vs DDR4-2666)
Larger memory bandwidth (332.8GB/s vs 85GB/s)
Newer PCIe version (5 vs 3.0)
Higher base frequency (4.5GHz vs 3.5GHz)
Larger L3 cache size (64MB vs 19MB)