Xeon w7 2555X 's Advantages
Released 5 years and 7 months late
Higher specification of memory (4800 vs 2666)
Newer PCIe version (5 vs 3)
Higher base frequency (3.3GHz vs 3.1GHz)
More modern manufacturing process (10nm vs 14nm)
Lower TDP (210W vs 255W)
Intel Xeon W 3175X 's Advantages
Larger L3 cache size (38.5MB vs 33.75MB)