Intel Xeon E 2378 's Advantages
Released 6 years and 3 months late
Higher specification of memory (3200 vs 1866)
Newer PCIe version (4 vs 3)
Higher base frequency (2.6GHz vs 2GHz)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (65W vs 105W)
Intel Xeon E5 4620 v3 's Advantages
Larger L3 cache size (25MB vs 16MB)