Intel Xeon E5-2676 v3 's Advantages
Higher specification of memory (2133 vs 1600)
Higher base frequency (2.4GHz vs 2GHz)
Larger L3 cache size (30MB vs 6MB)
Intel Xeon E3-1278L v4 's Advantages
More modern manufacturing process (14nm vs 22nm)
Lower TDP (47W vs 120W)