AMD Ryzen Threadripper PRO 5965WX's Advantages
Higher base frequency (3.8GHz vs 2.2GHz)
Larger L3 cache size (128MB vs 82.5MB)
Lower TDP (280W vs 300W)
Intel Xeon w9 3475X's Advantages
Released 11 months late
Higher specification of memory (DDR5-4800 vs DDR4-3200)
Newer PCIe version (5 vs 4)