Intel Xeon E5 2420 v2 's Advantages
Higher base frequency (2.2GHz vs 2GHz)
Lower TDP (80W vs 115W)
Intel Xeon E7 8880L v3 's Advantages
Released 1 years and 9 months late
Higher specification of memory (DDR3 vs DDR3)
Larger L3 cache size (45MB vs 15MB)