AMD Ryzen 7 5800X's Advantages
Released 2 years late
Higher specification of memory (DDR4-3200 vs DDR4-2933)
Newer PCIe version (4.0 vs 3.0)
Higher base frequency (3.8GHz vs 3.5GHz)
Lower TDP (105W vs 180W)
AMD Ryzen Threadripper 2920X's Advantages
Larger memory bandwidth (87.62GB/s vs 47.68GB/s)