Intel Xeon E3 1265L v4 's Advantages
Lower TDP (35W vs 200W)
Intel Xeon w5 2455X 's Advantages
Released 7 years and 8 months late
Higher specification of memory (4800 vs 1866)
Newer PCIe version (5 vs 3)
Higher base frequency (3.2GHz vs 2.3GHz)
Larger L3 cache size (30MB vs 6MB)
More modern manufacturing process (10nm vs 14nm)