Intel Xeon Platinum 8276 's Advantages
Higher base frequency (2.2GHz vs 2.1GHz)
Lower TDP (165W vs 270W)
Intel Xeon Gold 6538N 's Advantages
Released 5 years late
Higher specification of memory (DDR5-5200 vs DDR4)
Larger L3 cache size (60MB vs 38.5MB)
More modern manufacturing process (10nm vs 14nm)