Intel Xeon Platinum 8490H 's Advantages
Released 11 years and 9 months late
Higher specification of memory (4800 vs 1333)
Larger L3 cache size (112.5MB vs 18MB)
More modern manufacturing process (10nm vs 32nm)
Xeon E7 2820 's Advantages
Higher base frequency (2GHz vs 1.9GHz)
Lower TDP (105W vs 350W)