Xeon w7 3555 's Advantages
Released 12 years and 5 months late
Higher specification of memory (4800 vs 3)
Newer PCIe version (5 vs 3)
Larger L3 cache size (75MB vs 20MB)
More modern manufacturing process (10nm vs 32nm)
Intel Xeon E5 2687W 's Advantages
Higher base frequency (3.1GHz vs 2.7GHz)
Lower TDP (150W vs 325W)