Intel Xeon E5 2643 v2 's Advantages
Higher base frequency (3.5GHz vs 2.2GHz)
Lower TDP (130W vs 205W)
Xeon 6533P 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 (128MB vs 15MB)
More modern manufacturing process (5nm vs 22nm)