Xeon 6979P 's Advantages
Released 9 years and 3 months late
Higher specification of memory (8800 vs 1866)
Newer PCIe version (5 vs 3)
Larger L3 cache size (504MB vs 40MB)
More modern manufacturing process (5nm vs 22nm)
Intel Xeon E7 8860 v3 's Advantages
Higher base frequency (2.2GHz vs 2.1GHz)
Lower TDP (140W vs 500W)