Xeon EC3529 's Advantages
Lower TDP (65W vs 71W)
Xeon E 2224 's Advantages
Released 9 years and 3 months late
Higher specification of memory (2666 vs 1066)
Newer PCIe version (3 vs 2)
Higher base frequency (3.4GHz vs 2.133GHz)
More modern manufacturing process (14nm vs 45nm)