Xeon E5 2650 v4 's Advantages
Released 1 years and 6 months late
More modern manufacturing process (14nm vs 22nm)
Lower TDP (105W vs 145W)
Intel Xeon E5 2699 v3 's Advantages
Higher base frequency (2.3GHz vs 2.2GHz)
Larger L3 cache size (45MB vs 30MB)