Intel Xeon E7 4820 v3 's Advantages
Released 114 years and 5 months late
Lower TDP (115W vs 160W)
Intel Xeon E5 2693 v3 's Advantages
Higher specification of memory (2133 vs 1866)
Higher base frequency (2.8GHz vs 1.9GHz)
Larger L3 cache size (30MB vs 25MB)