Intel Xeon E5 2670 v2 's Advantages
Lower TDP (115W vs 175W)
Xeon 6523P B 's Advantages
Released 11 years and 5 months late
Higher specification of memory (5600 vs 3)
Newer PCIe version (5 vs 3)
Larger L3 cache size (96MB vs 25MB)
More modern manufacturing process (5nm vs 22nm)