Xeon Platinum 8280M 's Advantages
Released 10 years and 3 months late
Higher specification of memory (2933 vs 3)
Newer PCIe version (3 vs 2)
More modern manufacturing process (14nm vs 45nm)
Intel Xeon X5492 's Advantages
Higher base frequency (3.4GHz vs 2.7GHz)
Lower TDP (150W vs 205W)