Xeon Platinum 8253 's Advantages
Released 8 years and 10 months late
Larger L3 cache size (22MB vs 4MB)
More modern manufacturing process (14nm vs 45nm)
Xeon EC5539 's Advantages
Higher specification of memory (1333 vs 4)
Higher base frequency (2.266GHz vs 2.2GHz)
Lower TDP (65W vs 125W)