Opteron 6344 's Advantages
Higher base frequency (2.6GHz vs 2.3GHz)
Lower TDP (115W vs 270W)
Intel Xeon Platinum 8380 's Advantages
Released 8 years and 5 months late
Higher specification of memory (3200 vs 1866)
Newer PCIe version (4 vs 2)
Larger L3 cache size (60MB vs 8MB)
More modern manufacturing process (10nm vs 32nm)