Opteron 1381 's Advantages
Higher specification of memory (1333 vs 4)
Higher base frequency (2.5GHz vs 2.2GHz)
Lower TDP (115W vs 125W)
Xeon Platinum 8253 's Advantages
Released 9 years and 6 months late
Larger L3 cache size (22MB vs 6MB)
More modern manufacturing process (14nm vs 45nm)