AMD EPYC 7663 's Advantages
Lower TDP (240W vs 350W)
AMD Threadripper PRO 7985WX 's Advantages
Released 2 years and 7 months late
Higher specification of memory (DDR5-5200 vs DDR4-3200)
Newer PCIe version (5 vs 4)
Higher base frequency (3.2GHz vs 2GHz)
More modern manufacturing process (5nm vs 7nm)