AMD Ryzen 7 3800X 's Advantages
Lower TDP (105W vs 350W)
AMD Ryzen Threadripper 7970X 's Advantages
Released 4 years and 3 months late
Higher specification of memory (5200 vs 3200)
Larger memory bandwidth (166.4GB/s vs 47.68GB/s)
Newer PCIe version (5 vs 4.0)
Higher base frequency (4GHz vs 3.9GHz)
Larger L3 cache size (128MB vs 32MB)
More modern manufacturing process (5nm vs 7nm)