Intel Xeon E7 4850 v3 's Advantages
Lower TDP (115W vs 250W)
Xeon 6740E 's Advantages
Released 9 years late
Higher specification of memory (6400 vs 1866)
Newer PCIe version (5 vs 3)
Higher base frequency (2.4GHz vs 2.2GHz)
Larger L3 cache size (96MB vs 35MB)
More modern manufacturing process (5nm vs 22nm)