Intel Xeon E5 2670 's Advantages
Higher base frequency (2.6GHz vs 2.5GHz)
Lower TDP (115W vs 270W)
Xeon w7 3445 's Advantages
Released 10 years and 11 months late
Higher specification of memory (4800 vs 3)
Newer PCIe version (5 vs 3)
Larger L3 cache size (52.5MB vs 20MB)
More modern manufacturing process (10nm vs 32nm)