Opteron 6320 's Advantages
Higher specification of memory (1866 vs 4)
Higher base frequency (2.8GHz vs 2.7GHz)
Lower TDP (115W vs 205W)
Xeon Platinum 8270 's Advantages
Released 6 years and 1 months late
Larger L3 cache size (35.75MB vs 8MB)
More modern manufacturing process (14nm vs 32nm)