Intel Xeon E5 2670 's Advantages
Lower TDP (115W vs 270W)
Intel Xeon w5 3435X 's Advantages
Released 10 years and 11 months late
Higher specification of memory (4800 vs 3)
Newer PCIe version (5 vs 3)
Higher base frequency (3.1GHz vs 2.6GHz)
Larger L3 cache size (45MB vs 20MB)
More modern manufacturing process (10nm vs 32nm)