Opteron 8210 EE 's Advantages
Lower TDP (45W vs 160W)
Xeon 6543P B 's Advantages
Released 18 years and 6 months late
Higher specification of memory (5600 vs 667)
Newer PCIe version (5 vs 1)
Higher base frequency (2GHz vs 1.8GHz)
More modern manufacturing process (5nm vs 90nm)