Xeon Platinum 8280M 's Advantages
Higher base frequency (2.7GHz vs 2.1GHz)
Larger L3 cache size (38.5MB vs 36MB)
Intel Xeon Gold 5318S 's Advantages
Released 2 years and 4 months late
Newer PCIe version (4 vs 3)
More modern manufacturing process (10nm vs 14nm)
Lower TDP (165W vs 205W)