Intel Xeon E3 1245 v2 's Advantages
Lower TDP (77W vs 80W)
Xeon E 2226GE 's Advantages
Released 7 years and 1 months late
Higher specification of memory (DDR4-2666 vs DDR3)
Larger L3 cache size (12MB vs 8MB)
More modern manufacturing process (14nm vs 22nm)