Intel Xeon E5 1620 v3 's Advantages
Higher base frequency (3.5GHz vs 3.2GHz)
Lower TDP (140W vs 240W)
Xeon w7 2565X 's Advantages
Released 9 years and 11 months late
Higher specification of memory (4800 vs 2133)
Newer PCIe version (5 vs 3)
Larger L3 cache size (37.5MB vs 10MB)
More modern manufacturing process (10nm vs 22nm)