Intel Xeon E7 8870 's Advantages
Larger L3 cache size (30MB vs 25MB)
Lower TDP (130W vs 135W)
Intel Xeon E5 4627 v3 's Advantages
Released 4 years and 2 months late
Higher specification of memory (2133 vs 3)
Higher base frequency (2.6GHz vs 2.4GHz)
More modern manufacturing process (22nm vs 32nm)