Intel Xeon E5 2420 v2 's Advantages
Higher base frequency (2.2GHz vs 2.1GHz)
Larger L3 cache size (15MB vs 11MB)
Lower TDP (80W vs 85W)
Intel Xeon Bronze 3106 's Advantages
Released 3 years and 10 months late
Higher specification of memory (DDR4 vs DDR3)
More modern manufacturing process (14nm vs 22nm)