Intel Xeon E5 1607 v3 's Advantages
Higher base frequency (3.1GHz vs 2.1GHz)
Lower TDP (140W vs 500W)
Xeon 6979P 's Advantages
Released 10 years late
Higher specification of memory (6400 vs 1866)
Newer PCIe version (5 vs 3)
Larger L3 cache size (504MB vs 10MB)
More modern manufacturing process (5nm vs 22nm)