Intel Xeon E3 1240 v5 's Advantages
Higher specification of memory (2133 vs 1866)
Higher base frequency (3.5GHz vs 1.9GHz)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (80W vs 115W)
Intel Xeon E7 4820 v3 's Advantages
Larger L3 cache size (25MB vs 8MB)