AMD Ryzen Threadripper Pro 3975WX 's Advantages
Released 10 months late
Larger memory bandwidth (204.8GB/s vs 51.2GB/s)
Larger L3 cache size (128MB vs 32MB)
AMD Ryzen 5 3500X 's Advantages
Newer PCIe version (4 vs 4.0)
Higher base frequency (3.6GHz vs 3.5GHz)
Lower TDP (65W vs 280W)