Xeon Platinum 8280 's Advantages
Higher base frequency (2.7GHz vs 2.1GHz)
Lower TDP (205W vs 270W)
Intel Xeon Gold 6430 's Advantages
Released 4 years and 1 months late
Higher specification of memory (4400 vs 4)
Larger L3 cache size (60MB vs 38.5MB)
More modern manufacturing process (10nm vs 14nm)