Intel Xeon E5 2640 v3 's Advantages
Released 8 years and 4 months late
Higher specification of memory (DDR4-1866 vs DDR3
Depends on motherboard)
More modern manufacturing process (22nm vs 65nm)
Lower TDP (90W vs 130W)
Xeon 5080 's Advantages
Higher base frequency (3.73GHz vs 2.6GHz)