Intel Xeon E3 1275 v3 's Advantages
Higher base frequency (3.5GHz vs 3.2GHz)
Xeon E 2104G 's Advantages
Released 5 years and 1 months late
Higher specification of memory (DDR4-2666 vs DDR3)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (65W vs 84W)