Intel Xeon E3 1275 v2 's Advantages
Higher base frequency (3.5GHz vs 2.3GHz)
Lower TDP (77W vs 350W)
Intel Xeon Platinum 9242 's Advantages
Released 6 years and 11 months late
Higher specification of memory (4 vs 3)
Larger L3 cache size (71.5MB vs 8MB)
More modern manufacturing process (14nm vs 22nm)