Xeon E5 2650 v4 's Advantages
Larger L3 cache size (30MB vs 24MB)
Xeon E 2478 's Advantages
Released 7 years and 9 months late
Higher specification of memory (4800 vs 2133)
Newer PCIe version (5 vs 3)
Higher base frequency (2.8GHz vs 2.2GHz)
More modern manufacturing process (10nm vs 14nm)
Lower TDP (80W vs 105W)