Intel Xeon E5 2628L v3 's Advantages
Larger L3 cache size (25MB vs 16MB)
Lower TDP (75W vs 80W)
Intel Xeon E 2378G 's Advantages
Released 7 years late
Higher specification of memory (3200 vs 1866)
Newer PCIe version (4 vs 3)
Higher base frequency (2.8GHz vs 2GHz)
More modern manufacturing process (14nm vs 22nm)