Intel Xeon E5 4627 v3's Advantages
Larger L3 cache size (25MB vs 16MB)
Xeon W 1390's Advantages
Released 5 years and 11 months late
Higher specification of memory (DDR4-3200 vs DDR4-2133)
Newer PCIe version (4 vs 3)
Higher base frequency (2.8GHz vs 2.6GHz)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (80W vs 135W)