Intel Xeon E3 1558L v5 's Advantages
Lower TDP (45W vs 270W)
Intel Xeon w5 3425 's Advantages
Released 6 years and 9 months late
Higher specification of memory (4800 vs 2133)
Newer PCIe version (5 vs 3)
Higher base frequency (3.2GHz vs 1.9GHz)
Larger L3 cache size (30MB vs 8MB)
More modern manufacturing process (10nm vs 14nm)