Opteron 6278 's Advantages
Higher base frequency (2.4GHz vs 2.3GHz)
Lower TDP (115W vs 165W)
Intel Xeon Gold 6348H 's Advantages
Released 8 years and 11 months late
Higher specification of memory (2933 vs 3)
Newer PCIe version (3 vs 2)
Larger L3 cache size (33MB vs 8MB)
More modern manufacturing process (14nm vs 32nm)