Intel Xeon E3 1258L v4 's Advantages
Released 5 years and 4 months late
Newer PCIe version (3 vs 2)
Larger L3 cache size (6MB vs 4MB)
More modern manufacturing process (14nm vs 45nm)
Lower TDP (47W vs 65W)
Xeon EC5539 's Advantages
Higher specification of memory (1333 vs 3)
Higher base frequency (2.266GHz vs 1.8GHz)