AMD Ryzen Threadripper 2920X 's Advantages
Larger memory bandwidth (87.62GB/s vs 47.68GB/s)
AMD Ryzen 7 3800X 's Advantages
Released 9 months late
Higher specification of memory (DDR4-3200 vs DDR4-2933)
Newer PCIe version (4.0 vs 3.0)
Higher base frequency (3.9GHz vs 3.5GHz)
Lower TDP (105W vs 180W)