Xeon 6740E 's Advantages
Released 13 years and 2 months late
Higher specification of memory (6400 vs 1333)
Higher base frequency (2.4GHz vs 2GHz)
Larger L3 cache size (96MB vs 24MB)
More modern manufacturing process (5nm vs 32nm)
Xeon E7 4850 's Advantages
Lower TDP (130W vs 250W)