Xeon E 2224 's Advantages
Released 3 years and 11 months late
Higher specification of memory (2666 vs 1866)
Higher base frequency (3.4GHz vs 2GHz)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (71W vs 115W)
Intel Xeon E7 4809 v3 's Advantages
Larger L3 cache size (20MB vs 8MB)