Opteron 6320 's Advantages
Higher base frequency (2.8GHz vs 2.7GHz)
Lower TDP (115W vs 350W)
Intel Xeon Platinum 8558P 's Advantages
Released 11 years and 1 months late
Higher specification of memory (4800 vs 1866)
Newer PCIe version (5 vs 2)
Larger L3 cache size (260MB vs 8MB)
More modern manufacturing process (7nm vs 32nm)