Xeon w7 3555 's Advantages
Released 9 years and 11 months late
Higher specification of memory (4800 vs 1866)
Newer PCIe version (5 vs 3)
Higher base frequency (2.7GHz vs 2.4GHz)
Larger L3 cache size (75MB vs 20MB)
More modern manufacturing process (10nm vs 22nm)
Intel Xeon E5 2630 v3 's Advantages
Lower TDP (85W vs 325W)