Intel Xeon Platinum 8468 's Advantages
Released 10 years and 2 months late
Higher specification of memory (DDR5-4800 vs DDR3)
Newer PCIe version (5 vs 2)
Larger L3 cache size (105MB vs 8MB)
Opteron 6378 's Advantages
Higher base frequency (2.4GHz vs 2.1GHz)
Lower TDP (115W vs 350W)