AMD Ryzen Threadripper Pro 3975WX 's Advantages
Larger memory bandwidth (204.8GB/s vs 51.2GB/s)
Higher base frequency (3.5GHz vs 3.3GHz)
Larger L3 cache size (128MB vs 96MB)
AMD Ryzen 5 5600X3D 's Advantages
Released 3 years late
Newer PCIe version (4 vs 4.0)
Lower TDP (105W vs 280W)