Intel Xeon E5 2660 's Advantages
Lower TDP (95W vs 280W)
AMD Ryzen Threadripper PRO 5955WX 's Advantages
Released 10 years late
Higher specification of memory (3200 vs 3)
Newer PCIe version (4 vs 3)
Higher base frequency (4GHz vs 2.2GHz)
Larger L3 cache size (64MB vs 20MB)
More modern manufacturing process (7nm vs 32nm)