Intel Xeon Platinum 8490H 's Advantages
Released 13 years and 10 months late
Higher specification of memory (4800 vs 1066)
Newer PCIe version (5 vs 2)
Larger L3 cache size (112.5MB vs 8MB)
More modern manufacturing process (10nm vs 45nm)
Xeon E5540 's Advantages
Higher base frequency (2.533GHz vs 1.9GHz)
Lower TDP (80W vs 350W)