Xeon E 2478 's Advantages
Released 16 years and 4 months late
Higher specification of memory (4800 vs 2)
Newer PCIe version (5 vs 1)
More modern manufacturing process (10nm vs 90nm)
Lower TDP (80W vs 119W)
Opteron 2224 SE 's Advantages
Higher base frequency (3.2GHz vs 2.8GHz)