Intel Xeon E5 2678 v3 's Advantages
Lower TDP (120W vs 210W)
Xeon w5 2545 's Advantages
Released 9 years and 7 months late
Higher specification of memory (4800 vs 2133)
Newer PCIe version (5 vs 3)
Higher base frequency (3.5GHz vs 2.5GHz)
More modern manufacturing process (10nm vs 22nm)