Intel Xeon E3 1220 v3 's Advantages
Lower TDP (80W vs 280W)
AMD Ryzen Threadripper Pro 3945WX 's Advantages
Released 7 years and 1 months late
Higher specification of memory (3200 vs 1600)
Newer PCIe version (4.0 vs 3)
Higher base frequency (4.0GHz vs 3.1GHz)
Larger L3 cache size (64MB vs 8MB)
More modern manufacturing process (7nm vs 22nm)