Intel Xeon E5 2663 v3 's Advantages
Higher base frequency (2.8GHz vs 2.7GHz)
Lower TDP (105W vs 500W)
Xeon 6960P 's Advantages
Released 10 years late
Higher specification of memory (8800 vs 2133)
Newer PCIe version (5 vs 3)
Larger L3 cache size (432MB vs 25MB)
More modern manufacturing process (5nm vs 22nm)